Recorded Talks

Colin Gullberg Chopmark talk at the 2014 ANA convention
Click here to watch

Eric Brothers at the ANS Long Table 141. "Silver Coins and Chopmarked Coins in China, Up to 1873"
Click here to watch (June 2023)

Taylor Leverage interviewed by Coin World regarding his new book "By Weight, Not By Coyne"
Click here to listen (August 2023)

Chopmark presentation from the 2025 USMex convention
Click here to watch (must login as member to view)

Cabbage Coins Podcast - Ep.27 - Chopmarked Coins w/Taylor Leverage
Click here to watch on Youtube (January 2026)