Printed, Addressed Envelope, "The Roycrofters East Aurora, Erie Co., New York," [n.d.].

Chicago citation style
Roycroft Shop. Printed, Addressed Envelope, "The Roycrofters East Aurora, Erie Co., New York," [n.d.].. Retrieved from the Digital Public Library of America, https://digital.library.villanova.edu/Record/vudl:91922. (Accessed December 15, 2018.)
APA citation style
Roycroft Shop, Printed, Addressed Envelope, "The Roycrofters East Aurora, Erie Co., New York," [n.d.].. Retrieved from the Digital Public Library of America, https://digital.library.villanova.edu/Record/vudl:91922
MLA citation style
Roycroft Shop. Retrieved from the Digital Public Library of America <https://digital.library.villanova.edu/Record/vudl:91922>.
Note: These citations are programmatically generated and may be incomplete.