Rigging for guy line loading- Jacks and blocks- Sugar Pine Company

Chicago citation style
Unknown. Rigging for guy line loading- Jacks and blocks- Sugar Pine Company. 1923. Retrieved from the Digital Public Library of America, http://dc.lib.berkeley.edu/catalog/Metcalf_metcalf1_1327. (Accessed December 11, 2018.)
APA citation style
Unknown, (1923) Rigging for guy line loading- Jacks and blocks- Sugar Pine Company. Retrieved from the Digital Public Library of America, http://dc.lib.berkeley.edu/catalog/Metcalf_metcalf1_1327
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://dc.lib.berkeley.edu/catalog/Metcalf_metcalf1_1327>.
Note: These citations are programmatically generated and may be incomplete.