MLA

Stenzel, Franz (1906-1998). "Klatagewos or Pillar Rock on north end of Graham Island Queen Charlotte group." Pencil drawing, 25.5 x 18 cm.. Box 8, folder 152. [1883 Aug]. https://collections.library.yale.edu/catalog/2003269.

APA, 6th edition

Stenzel, Franz (1906-1998). (["Box 8, folder 152"])([1883 Aug])["Klatagewos or Pillar Rock on north end of Graham Island Queen Charlotte group." Pencil drawing, 25.5 x 18 cm.]. https://collections.library.yale.edu/catalog/2003269.