Charles Rosin's birth name is Charles Scott Rosin.
View page
Crushed solid rosin.
Personally, I Don't See how This Helps The Application Of Rosin
On The Bow So I Would Stick With Rosin Blocks.
View page
Rosin core is a type of solder that incorporates a rosin that is
used for a flux. The rosin is in a central core of the solder and
when the solder melts the rosin cleans the metal of oxides to make
a strong and clean connection.