The fonds consists of records relating to the functions and activities of John Christopherson, the manager of B.C. Packers Limited oyster operation on Boundary Bay in Delta. The records mainly deal with oyster operations at Boundary Bay and Pendrell Sound, and include daily work diaries, correspondence, invoices, cost estimates, time sheets, boat log books, inventories, newspaper clippings and other reference material. The fonds includes photographs that detail the operations of the Boundary Bay oyster plant. The fonds also includes personal records that belong to John and Grace Christopherson, including correspondence, a travel diary, and memorabilia that relate to their social activities in Delta. The fonds is arranged in seven series: Work diaries; Boundary Bay oyster operation records; Boat log books; Pendrell Sound seed operation records; Reference materials; John and Grace Christopherson personal records; and, Photographs.