The Bonhams Auction at Retromobile in Paris at The Grand Palais on Feb 7, 2019 will feature nine Citroëns from the Swiss collection of Adrian Von Lerber. Here they are as well as two others that up for sale:

1963 Citroën DS 19 Convertible
(One of 241 built in 1963)
Chassis no. 4251058
Est: € 150,000 – 200,000
1972 Citroën SM Coupé
5-speed
Chassis no. 00SB8322
Est: € 40,000 – 60,000
1961 Citroën DS 19 Saloon
(from the collection of Adrian Von Lerber)
Chassis no. 4 219 721
Est: € 25,000 – 35,000
1987 Citroën 2CV Saloon
(from the collection of Adrian Von Lerber)
Chassis no. VF7AZKA00KA241250
Est: € 15,000 – 25,000
1962 Citroën 2CV Sahara
(from the collection of Adrian Von Lerber)
Chassis no. 0244
Engine no. AV 5 200 317 und AR 5 200 314
Est: € 80,000 – 110,000
1951 Citroën 2CV Saloon
(from the collection of Adrian Von Lerber)
Chassis no. 21114
Est: € 15,000 – 25,000
To be sold without reserve
1959 Citroën ID19 Saloon
(from the collection of Adrian Von Lerber)
Chassis no. 3076883
Est: € 15,000 – 20,000
To be sold without reserve
1974 Citroën DS23ie Pallas Saloon
(from the collection of Adrian Von Lerber)
Chassis no. DSFG01FG9778
Engine no. 068 200 2813
Est: € 20,000 – 30,000
To be sold without reserve
1963 Citroën Ami 6 Saloon
(from the collection of Adrian Von Lerber)
Chassis no. 199707
Est: € 20,000 – 30,000
To be sold without reserve
1987 Citroën 2CV ‘Duck Sauss’
(from the collection of Adrian Von Lerber)
Saloon

Chassis no. VF7AZKA00KA241020
Est: € 30,000 – 40,000
1957 Citroën 2CV Saloon
(from the collection of Adrian Von Lerber)
Chassis no. 371 913
Est: € 15,000 – 25,000
To be sold without reserve

More info on these cars and other auction items can be found at: https://www.bonhams.com/auctions/25339/

Update: Article corrected to show that the ‘63 DS19 cabriolet is not part of the swiss collection, neither is the ’72 SM.