National Origin United States
Manufacturer Boeing
First Flight July 1935
Entered Service 1938
Retired 1959
Operators
  • Argentina
  • Bolivia
  • Brazil
  • Canada
  • Colombia
  • Denmark
  • Dominican Republic
  • France
  • Iran
  • Israel
  • Japan
  • Mexico
  • Nicaragua 
  • Peru
  • Portugal
  • South Africa
  • Soviet Union
  • Sweden
  • Switzerland
  • United Kingdom
  • United States