BEN PROF 1/50 VOL. VI DNAIB (BX NO.18)
BEN PROF 1/50 VOL. VIII DNAIB (BX NO.18)
BEN PROF 1/50 VOL. IX DNAIB (BX NO.19)
Ben Prof 1 81 DNA IB (BX NO. 29)
Ben Prof 1 82/1 DNA IB (BX NO. 29)
BEN PROF 1/50 VOL. XII DNAIB (BX NO.19)
BEN PROF 1/ 76B DNA IB (BX NO. 27)
Ben Prof 1 89 DNA IB (BX NO 30)
Ben Prof 1 82 DNA IB (BX NO. 29)
BEN PROF 1/78 DNA IB (BX NO.28)