Hi mods, please let this link through. It shows students of the Chevron yeshiva in the 20’s:
http://upload.wikimedia.org/wikipedia/commons/9/9e/Hebron_Yeshiva_students%2C_c._1920s.png
And here we have Rav Hutner:
http://kedem-auctions.com/sites/default/files/278_3.jpg
not exactly dressed like today’s talmidim.