Bongard RETARD.PROVER BFA 1 ROLL machine auction prices
As of 7 November 2026, hammerhistory.com has recorded 1 auction sale of the Bongard RETARD.PROVER BFA 1 ROLL machine with a published hammer price, closed on 23 September 2026, on 1 auction site in 1 country. One sale is free to read: a Bongard RETARD.PROVER BFA 1 ROLL machine sold for EUR 1.000 on 23 September 2026.
All sales 1
| Sold | Built | Hours | Auction house | Place | Photos | Hammer price |
|---|---|---|---|---|---|---|
| 2026-09-23 Chambre de pousse BONGARD type RETARD. |
unknown | unknown | interencheres.com | Chaumont, FR | 9 | EUR 1.000 FREE |
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Questions about Bongard RETARD.PROVER BFA 1 ROLL auction prices
How many Bongard RETARD.PROVER BFA 1 ROLL auction sales are on record?
1 sale with a published hammer price, closed on 23 September 2026, on 1 auction site in 1 country. 0 more closed without a sale.
Is a Bongard RETARD.PROVER BFA 1 ROLL at auction now?
Not at the moment. The lots of this model that come to auction appear on this page while they are open, and every sale that closes with a price is added to the table.
Are the Bongard RETARD.PROVER BFA 1 ROLL hammer prices free to read?
The oldest sale of every model is free to read, and so is every hammer price under the site's floor. Every other hammer price opens with an account, one sale at a time.
Hammer prices are what the auction house recorded when the lot closed, before the buyer's premium, in the currency of the sale. A sale listed on a house's own site and on its platform counts once. Doubt a figure? Open the sale and its listing is linked there. How prices are recorded.