From John Cobb field notebook: Semiahmoo cannery, three purse seine boats on ways. Left to right Launch Parrott. 1918 *Subjects (LCTGM): Fishing boats--Washington (State)-- Semiahmoo *Subjects (LCSH): Salmon industry--Washington (State)-- Semiahmoo; Purse seining--Washington (State)--Semiahmoo; Drydocks--Washington (State)--Semiahmoo