78 rpm record dating guide
90% of all copies of a set of stamps are found on recordings that date from (say) 1925 to 1927, this set can be confidently catalogued under these dates, and made distinct from (say) a similar set having a design, perforation or colour change, that generally appears on recordings from 1927 to 1930.Fortunately, guides for dating recordings are becoming generally available.Essentially what happened was this: The recording company, having decided to produce a particular recording, were obliged to ascertain the copyright holders of the songs (generally two - one per side) Various agencies such as Copyrights Ltd existed to assist in this search.
This article aims to explain their original purpose, and the author's interest in them now.
Once the stamps arrived, they would be torn individually from the sheets and applied to the record label.
Often there would be two lots of stamps from different suppliers.
Composer A has requested that his Society take responsibility for his stamping so they take sufficient blank sheets of their own generic stamp and handstamp 500 of them with 1d. As can be imagined, this was all rather labour intensive for all parties.
They also handstamp each stamp with Composer A's initials. It is not surprising, therefore, to find that many preferred the use of imprints on the record label, or using stamps without specific value, the actual amount being known only within an accounting transaction.