Three letters by Fomin concerning merchant and bibliophile Gennadiĭ V. I︠U︡din. The three letters, written by Fomin in Leningrad in Sept.-Oct. 1932, were apparently addresed to Ekaterina Nikanorovna Rozen. Included with the letters are photocopies of items on I︠U︡din: two letters by him to Semen Vengerov (1903 and 1912), a brief autobiography, a receipt, and a pamphlet entitled"Stoimost ́domashneĭ biblioteki G.V. I︠U︡dina.. Svedenie, sostavlennoe Vl.A. T︠S︡aplinym.".