Tour d’Argent is a Paris restaurant whose private dining booths and hotel rooms make it a setting for both surveillance and personal encounters. In the account of Georges Picquart’s intelligence work, the restaurant connects the observation of Colonel Maximilian von Schwartzkoppen’s affair to Picquart’s own visit with Blanche de Comminges, giving the same place contrasting roles in public investigation and private life.

Surveillance and the Affair

French agents report that, since January, von Schwartzkoppen and Hermance de Weede have met for lunch in a booth at Tour d’Argent and then taken a room in the hotel upstairs. They have also been followed on walks around the Champs de Mars. The restaurant is one part of a pattern of meetings that leaves the colonel vulnerable to blackmail, which is why the affair interests the intelligence service.

Picquart’s Visit

Picquart later chooses Tour d’Argent for dinner with Blanche de Comminges after one of her salons. The restaurant is conveniently close to her house, but his choice also reflects his curiosity about the place where von Schwartzkoppen entertains his mistress. The dining room, filled mostly with couples, makes the connection between the colonel’s secret meetings and Picquart’s own evening difficult to miss.

Picquart tells Blanche that a colonel brings his mistress there and takes a room upstairs. He then speaks with the maître d’hôtel, who arranges a room for them after dinner. In this episode, the restaurant is not merely a location under observation: Picquart deliberately enters the same space associated with the affair he has been investigating.

Narrative Significance

Tour d’Argent brings intelligence gathering and personal entanglement into close proximity. The agents’ reports turn its booths and upstairs rooms into evidence of a relationship that could be exploited; Picquart’s return with Blanche places him inside that setting for reasons that are at once practical and curious. The restaurant’s recurrence links the mechanics of surveillance to the private encounters unfolding around Picquart, without making those encounters identical in purpose or consequence.