▁Williams burg , ▁the ▁Bron x , ▁and ▁Manh attan . ▁▁ 1 9 3 1 : ▁The ▁third ▁exhibition ▁occurred ▁in ▁April ▁ 1 9 3 1 ▁with ▁the ▁" Pro let pen ," ▁a ▁Y idd ish ▁cultural ▁group ▁of ▁the ▁Commun ist ▁Party : ▁ ▁it ▁compr ised ▁some ▁ 1 0 0 ▁paint ings , ▁draw ings , ▁and ▁cart o ons ▁by ▁some ▁ 3 0 ▁artists . ▁▁ 1 9 3 2 : ▁" Tw enty ▁John ▁Re ed ▁Club ▁Art ists ▁on ▁Pro let arian ▁and ▁Revolution ary ▁Th emes " ▁occurred ▁at ▁the ▁American ▁Contempor ary ▁Art ▁( AC A ) ▁Gallery ▁in ▁November ▁ 1 9 3 2 : ▁▁ 3 6 ▁paint ings , ▁draw ings , ▁and ▁l ith ograph s ▁by ▁ 2 1 ▁artists ▁– ▁Albert ▁Abr am ow itz , ▁B ard , ▁Mark ▁Ba um , ▁Joseph ▁B iel , ▁Jacob ▁Bur ck , ▁De hn , ▁Hugo ▁G ell ert , ▁William ▁Gro pper , ▁[ Will iam ▁Hern ande z ], ▁E itar o ▁I sh ig aki , ▁Lim bach , ▁Louis ▁L oz ow ick , ▁Mos es ▁O ley , ▁Qu irt , ▁Anton ▁Ref reg ier , ▁Philip ▁Res man , ▁Louis ▁Leon ▁Rib ak , ▁William ▁Sie gel , ▁S og low , ▁Rap ha el ▁So yer , ▁and ▁Max ▁Sp iv ach . ▁ ▁Four ▁known ▁works ▁compr ised ▁G ell ert ' s ▁" Kar l ▁Max '