Series includes photographs regarding forestry and tree management; forestry tours; consulting projects Don MacLaurin was involved in; Whistler Interpretive Forest informative and trail signs; Bear Awareness signs; photographs related to Don MacLaurin's ABCPF [sic] thesis; photographs of the Whistler golf course; construction of the Whistler Creek dam; construction; photographs of vegetation and flowering plants; photographs related to an Environmentalists' conference.