by Tom Gurney
Tom Gurney BSc (Hons) is an art history expert with over 20 years experience
Published on June 19, 2020 / Updated on October 14, 2026
Email: tomgurney1@gmail.com / Phone: +44 7429 011000
The quiet moment before a killing
Rubens makes Mercury and Argus look, at first, like a pause in a pastoral landscape. A young man draped in red sits at the left with a pipe near his mouth. At the centre an older man has slumped forward against a rock, apparently asleep. A white heifer stands beside him. Trees, open ground and distant light give the figures room to rest. Yet the young man's free hand moves towards a sword. The stillness is a trap: Mercury has lulled Argus to sleep so that he can kill him and take the animal he guards.
This is the small Dresden panel, Gal.-Nr. 962 C, in the Gemäldegalerie Alte Meister. A catalogue published by the Staatliche Kunstsammlungen Dresden[2] reproduces it in a figure caption as a work by Peter Paul Rubens, dated about 1635–38, painted in oil on oak and measuring 63 × 87.5 centimetres. The Metropolitan Museum of Art's Dresden exhibition book[3] reproduces the same scene and dates it about 1638. The Dresden museum's online collection identifier[1] is 399667.
The painting asks us to notice what has not happened yet. Argus's head has not been cut off. The white heifer has not been freed. The suspense sits in the short distance between Mercury's musical instrument and the hand preparing to reach his weapon. Rubens gives a violent myth a deceptively gentle surface, so that looking again changes the first impression of a quiet day in the countryside.
At a Glance
- ArtistPeter Paul Rubens [2]
- DateAbout 1635–38 [2][3]
- MediumOil on oak panel [2]
- Dimensions63 × 87.5 cm [2]
- CollectionGemäldegalerie Alte Meister, Dresden, 962 C [1][2]
Where this work sits in Rubens's career
The Elevation of the Cross
1609–10The Descent from the Cross
1611–14The Garden of Love
1630–35The Three Graces
1630–35Mercury and Argus
c. 1635–38Contents
- Who are Io, Argus and Mercury?
- How does the composition create suspense?
- How is the Dresden work different from the Prado's?
- How did the panel reach Dresden?
Who are Io, Argus and Mercury?
The white heifer is Io, a woman caught in a conflict among gods. In Book I of Ovid's Metamorphoses[4], Jupiter pursues her and transforms her into a heifer when his wife Juno approaches. Juno sees through the evasion, asks for the animal and places her under the guard of Argus, a watcher famed for his many eyes. Jupiter sends his messenger Mercury to remove the guard. Io is therefore the reason for the encounter, even though she does not have a human body in this painted instant.
Ovid tells how Mercury comes dressed as a shepherd and plays a pipe. Argus, pleased by the music, invites him nearer. Mercury's tune and story wear down the guard's vigilance until every eye closes. Then Mercury uses his sword to kill him. Juno later sets Argus's eyes in the feathers of her peacock, giving another episode of the myth its characteristic image. Io continues to suffer before she eventually regains human form. Those later events belong to the story, not to what the Dresden panel depicts.
The resting older man is Argus, not Jupiter. The young musician is Mercury, not an innocent traveller. Their apparent companionship is part of Mercury's deception. Seen without the story, the heifer might seem ordinary livestock and the two men might seem to be sharing a break outdoors. Once their identities are known, each detail becomes more charged: the animal is under guard, the music has a purpose, and the slumped body makes Mercury's next move possible.
Ovid gives Argus a multitude of eyes, but Rubens does not need to paint a ring of visible eyes across the man's head. The tale of watchfulness is carried by the contrast between his reputation and his present helpless sleep. A guard appointed because he can always watch is caught at the one point when he cannot. The dramatic irony is more immediate than a literal count of eyes would be.
There is another reversal within Io's story. Jupiter changes her body to hide his pursuit, but the disguise also deprives her of a human voice. The heifer's still presence in the Dresden landscape can therefore be read as more than a reward waiting for Mercury: she is a person trapped in an animal form while two other figures act on her fate. Rubens does not paint the earlier transformation or Io's later return to human shape. He keeps the entire burden of those events in one white animal beside the sleeping guardian. The viewer needs Ovid to recognise her, then the peaceful arrangement becomes harder to treat as a harmless shepherd scene.
How does the composition create suspense?
Mercury sits upright at the left. The red cloth makes him the first figure to notice, and the pipe identifies the means by which he gained access to Argus. Argus folds inward at the centre, his head and arms resting heavily on the rock. Io stands at the right, close enough to link both men to the guarded animal. The arrangement can be read from left to right as agent, sleeping obstacle and goal. Rubens keeps these three in one landscape rather than separating the story into successive scenes.
The low horizon and opening between the trees give the setting a broad, airy character. The light over the distant land and the foliage could almost distract from the action. That is part of the effect: a moment of danger has been folded into a plausible pasture. The muted browns and greens around Argus let Mercury's red drapery and Io's white body remain clear. The small size of the panel encourages close looking at the figures rather than the distant sky alone.
Mercury's pose carries two times at once. His pipe belongs to the action that has just succeeded: he has played until Argus slept. His hand near the sword points to the action about to come. Argus's collapsed posture marks the brief interval between them. Rubens does not need to show a wound to make the killing imminent. The viewer supplies the next action from the gesture and from Ovid's story.
This is a quieter solution than a picture of a dramatic blow. It also gives the myth's moral discomfort more room. The scene contains a divine order to kill a guardian; Mercury carries it out by gaining his trust through music. Io is the person whose fate prompts the mission, yet she stands mute in animal form. The landscape's calm is thus at odds with the deception and violence embedded in it. That tension is visible in the Dresden image without assigning a documented moral statement to Rubens.
How is the Dresden work different from the Prado's?
Rubens and his workshop made another Mercury and Argus, now in the Museo Nacional del Prado[5], P001673. The Prado dates that oil on canvas to 1636–38 and measures it at 180 × 298 centimetres. Its description places Mercury at the moment he raises his sword towards Argus's neck. It belonged to the Torre de la Parada series. Those facts concern the Spanish canvas. They do not give the small Dresden oak panel the Prado work's size, workshop credit or commission.
The difference in the chosen instant is useful. Dresden keeps the weapon's use in the future: the victim sleeps and Mercury prepares. The Prado brings the sword into the act itself. Both paintings draw from the same sequence in Ovid, but one makes the viewer wait and the other makes the threatened blow visible. A page or image labelled only “Rubens, Mercury and Argus” can easily obscure that distinction. The Dresden inventory number 962 C and the Prado number P001673 keep the two objects clear.
A further same-subject painting in an auction record is a seventeenth-century copy of the Dresden composition, not the Dresden original. Sotheby's catalogue[7] discusses its relationship to Rubens's panel and notes that its maker is a follower. Its attribution and physical evidence belong to the copy. Dresden's composition has red-draped Mercury, sleeping Argus and the white heifer.
The auction's detailed record[7] makes the difference measurable. The follower's oil panel is 55.6 × 76.2 centimetres, smaller than Dresden's 63 × 87.5 centimetres. The copy has a brand with Antwerp's coat of arms on its reverse; Sotheby's interprets that as evidence for a mid-seventeenth-century panel and suggests its painter might have worked in Rubens's Antwerp studio. The brand is on the copy, not on the Dresden original. Nor does “possibly in the studio” upgrade the auction work from follower to a painting securely made by Rubens's own hand.
Its catalogue history shows why exact attribution words matter. Sotheby's records the same copy under labels including “After Rubens” in a 1993 sale and “Studio of Rubens” in a 1997 sale, while presenting it as “17th Century Follower” in 2024. The changing descriptions belong to the copy's market and scholarship; they are not evidence that Dresden's panel has changed attribution. Multiple versions of a successful composition can preserve its design, but the existence of a version does not prove a shared commission or a direct transaction between artist and copyist. For a reader comparing images online, the support, measurements, inventory and owner are more reliable identifiers than the short title alone.
Rubens had also painted Juno and Argus much earlier, around 1610, now in Cologne. That picture shows Juno taking the eyes from Argus after his death to decorate her peacock. It is another episode of the same Ovidian chain, not another caption for the Dresden panel. Readers who encounter the three titles together can follow the sequence: Mercury's music and impending attack in Dresden, the direct attack in the Prado version, and the peacock's eyes in the Cologne work. The paintings were made at different times and have separate collection histories; they are not documented as one commissioned cycle.
How did the panel reach Dresden?
A historical Catalogue of the Pictures in the Royal Gallery at Dresden[6] lists 962 C as Argus and Mercury on oak, gives the same 63 × 87.5 centimetres, and records its acquisition from Paris through de Brais in 1742. This is evidence for a step in the Dresden collection's own account. It does not provide a continuous ownership chain from Rubens's studio to Paris, nor does it name the original buyer or purpose of the work.
The same old catalogue calls it a work of Rubens's later period. More recent published captions place it in the mid-to-late 1630s. Their date ranges are compatible with a late Rubens painting, but they do not establish an exact year. In the absence of a documented commission or dated inscription here, “about 1635–38” is more accurate than assigning it to a single day or patron.
The 1742 purchase also belongs to a particular moment in Dresden's collecting history. A later historical account of the gallery, Die Königliche Gemäldegalerie zu Dresden[8], names Mercury and Argus among northern paintings acquired in Paris for the Dresden collection. That retrospective description agrees with the catalogue's Paris-and-de Brais entry. It confirms the broad direction of the documented move, while leaving the earlier owners unnamed. The panel's presence in an eighteenth-century royal gallery is a different kind of evidence from the painting's seventeenth-century subject and style; keeping them apart prevents a modern narrative of its first patron from being built on a later purchase record.
Even the title's word order has shifted. The old Dresden catalogue calls the work Argus and Mercury, putting the sleeping guardian first. Modern records usually say Mercury and Argus. Both names refer to inventory 962 C. This small change of emphasis fits a painting in which either figure can hold attention: Argus, who occupies the centre and seems to be at rest, or Mercury, whose hand makes the danger legible. Inventory continuity is what lets the two titles be recognised as one object rather than mistaken for two versions.
Its small scale is also worth preserving in the description. The Dresden panel is less than a metre wide; the Prado canvas is almost three metres wide. Rubens could use the myth for very different pictorial effects. In Dresden, a few bodies and a landscape can hold a moment of waiting. In Madrid, the action expands across a large mythological decoration. The same story offers more than one place to stop the clock.
Rubens artworks directory
Frequently Asked Questions
It belongs to the Gemäldegalerie Alte Meister, Staatliche Kunstsammlungen Dresden, inventory 962 C. It is an oil painting on oak, about 63 × 87.5 centimetres.
Yes. In Ovid's story Jupiter transforms Io into a white heifer, and Juno puts her under Argus's guard. Rubens places the heifer beside the sleeping guard.
No. Mercury has used music to send Argus to sleep and is moving towards his sword. The Dresden panel catches the interval before the attack.
No. The Prado's P001673 is a much larger canvas attributed to Rubens and workshop, dated 1636–38, and shows Mercury raising his sword at Argus. This page concerns Dresden's small panel 962 C.
Discussion
Look closely at Mercury's pipe and sword hand, sleeping Argus and Io as a heifer.
Share an observation about the painting or a reliable source that adds to its history.
Reader Insights
How does Rubens make a quiet scene suspenseful?
What part of Ovid's sequence is visible in Dresden?
How does the Prado's larger version choose a different instant?
Join the Conversation
Add your reading below, keeping observations specific and evidence clear.
References
- Staatliche Kunstsammlungen Dresden, online collection identifier for Merkur und Argus , object 399667. View source
- Staatliche Kunstsammlungen Dresden, Vorbild Antike: Die Abgusssammlung des Anton Raphael Mengs , fig. 60 caption, p. 94: Rubens object data. View source
- The Metropolitan Museum of Art, The Splendor of Dresden: Five Centuries of Art Collecting , reproduction and caption. View source
- Ovid, Metamorphoses , Book I, translated by A. S. Kline and hosted by the University of Virginia. View source
- Museo Nacional del Prado, separate Mercury and Argus , P001673. View source
- Historical Catalogue of the Pictures in the Royal Gallery at Dresden , entry 962 C. View source
- Sotheby's, a seventeenth-century copy after the Dresden composition. View source
- Die Königliche Gemäldegalerie zu Dresden. View source
