Description on back of photo:

Jewish students of the Rokiskis Gymnasia, with their Hebrew teacher, Mr. Caspi

12 - Julia Segal Holzer; 14 - Mr. Caspi; 15 - Nechama Meirowitz Stein; 16 - Liube Meirowitz  Barak; 28 - Chana Kruk Ozinski (as identified by Slava Krukas)