1 9 2 5 ▁and ▁ 1 9 2 6 ; ▁ 6 ▁Ep igr ams , ▁Op . 3 3 ▁from ▁ 1 9 6 2 ). ▁Emil ▁H lob il ▁( 1 9 0 1 – 1 9 8 7 ): ▁At ▁least ▁five ▁string ▁quart ets ▁( at ▁least ▁ 3 ▁published : ▁No . ▁ 2 , ▁Op . ▁ 1 5 , ▁( 1 9 3 5 – 3 6 ); ▁No . ▁ 3 , ▁Op . ▁ 5 0 ▁( 1 9 5 5 ); ▁No . ▁ 5 , ▁Op . ▁ 8 1 ▁( 1 9 7 1 ) ▁Edmund ▁Rub bra ▁( 1 9 0 1 – 1 9 8 6 ): ▁Four ▁string ▁quart ets ▁( No . ▁ 1 ▁in ▁F ▁minor , ▁Op . ▁ 3 5 , ▁ 1 9 3 3 ▁re vised ▁ 1 9 4 6 ; ▁No . ▁ 2 ▁in ▁E ▁Op . ▁ 7 3 , ▁ 1 9 5 1 ; ▁No . ▁ 3 , ▁Op . ▁ 1 1 2 , ▁ 1 9 6 3 ; ▁No . ▁ 4 , ▁Op . ▁ 1 5 0 , ▁ 1 9 7 7 ; ▁dates ▁from ▁the ▁notes ▁to ▁the ▁Ster ling ▁Quart et ▁cycle ▁on ▁Con ifer ). ▁V iss ar ion ▁She bal in ▁( 1 9 0 2 – 1 9 6 3 ): ▁N ine ▁quart ets ▁( 1 9 2 3 – 1 9