|Opus/Catalogue NumberOp./Cat. No.
|Composer Time PeriodComp. Period
Franz Behr's Op.105 was a Polka-Lied (for voice and piano) published by Robert Forberg in 1867 (see Hofmeister's Monatsbericht (1867), p.27.) This is odd... - Schissel
---ah, I see. This is Op.105 by Behr in his identity as Charles Morley, in which he sometimes published using a different opus-number-stream (assuming that, as with the case of G. Bachmann where there is a similar issue, there wasn't also another composer actually named Charles Morley or another person who used that alias...)