C.I.36 certificate issued in exchange for a C.I.5 certificate issued before 1912 that had no photograph. The original C.I.5 certificate was issued related to the head tax payment required for Chinese entry to Canada. Stamps on the back relate to travel and/or other functions.

C.I.45 certificate issued as proof of registration under Section 18 of the 1923 Chinese Immigration Act. The subject was an immigrant with an entry certificate available for the registration stamp; it is unclear why they were issued this certificate which relates to Canadian-born subjects.