Below are some pictures of advertisements for 78rpm records which were current in England in the early part of the 20th Century.
HMV Dance Records July, 1920
HMV Catalogue 1909
Paderewski 1912
Opera in English, 1919
Melba
">Peter Dawson
Gracie Fields, 1935
" George Formby, 1937
London Record Shop
A footnote in history; the first appearance of an HMV jazz record in the UK, July 1919
Imperial Records
Dancing to the Gramophone
Dominion Records
Broadcast Records