Daniel Sazhin books & textbook

Soaring Magazine : What is an SSF "Site Survey?" ; Modeling Gear Shifting ; World's Baddest Towplane ; US Hall of Fame- James M. Payne ( 2019 Journal)

Burt Compton Daniel Sazhin Bertha Ryan

Soaring Society of America /2019T Journal

Soaring Magazine : US Hall of Fame Biographies ; Dynamic Soaring - The 2018 SSA Convention (2018 Journal)

Daniel Sazhin Bertha Ryan Alexis Glynn Latner

Soaring Society of America /2018T Journal