Collection search


in
Showing 1 - 1 of 1 filtered results
:
  1. 1
    No digital object
    Archives / Collections and Fonds
    Item (linked)
    Textual material
    Item ID number:
    5417371
    Date:
    28 April 1920 (10 April 1909)
    Source:
    Government
    Reference:
    R216, RG10-D-11-a, Volume number: 10970
    [Patent number 19089, sale numbers 19 and 21]. Title assigned by Library and Archives Canada. Patent granting WE Preston, Rudolf M
Looking for more? Try our other search tools: