Record Mini-Discography: His Master’s Voice (HMV) > Lensky’s arioso - I Love you Olga (Àðèîçî Ëåíñêîãî - ß ëþáëþ âàñ, Îëüãà) (Opera «Eugene Onegin», act 1)
On this record the speed indicated on the label is 80 rpm, however on this record the speed is already 78 rpm though they both printed from the same master. It looks like we can not trust these numbers