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. This was from 1887. Mid 1888 were experimented with, different fatty acids. Different fatty acids were esters, gums and resins. Mid 1888 were hundreds of compounds.