Aylsworth began making the first batches of experimental compounds for cylinder record "waxes" during the "perfected phonograph" era, from 1887-mid 1888, hundreds of compounds were experimented with, different fatty acids, esters, gums and resins.
Aylsworth began making the first batches of experimental compounds for cylinder record "waxes" during the "perfected phonograph" era, from 1887-mid 1888. Hundreds of compounds were experimented with, different fatty acids, esters, gums and resins.