Gizmoids
inventions & discoveries
Inventions & discoveries
By century
Timeline
Fields
Kinds
Inventors
Advertise
Gizmoids
Home
Inventions & discoveries
By century
Timeline
Fields
Kinds
Inventors
By discoverer
Gizmoids
Lab notes
Advertise
About
Contact
Advertise
Home
Inventors
Mary Ethel MacLeod
Inventor
Mary Ethel MacLeod
December 15, 1856
Born
April 19, 1915
Died
Canada
Citizenship
Facts
Born
December 15, 1856
Died
April 19, 1915
Citizenship
Canada
Sources:
Wikidata (CC0)
·
Wikidata Q105199703