If anybody is still recording serial numbers I have a 3.5F Planar "whiteface" #2840425, taking lens #5036212, viewing lens #4999443. It has the 12/24 switch, no halfmoons, no lines on the crank, and I purchased it new in 1971. Allan --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at //www.freelists.org/archives/rollei_list