| Registration / Serial: | NC742K |
| Alternate Registration: | C742K |
| Aircraft Original Type: | Boeing 40 |
| Aircraft Generic Type: | Boeing 40 |
| Aircraft Version: | Boeing 40B-4 |
| C/n (msn): | 1149 |
| Operator Titles: | Boeing Air Transport |
| Location: | In Flight |
| Region / Country: | Washington, United States |
| Photo Date: | 1928 |
| Photo from: | RAScholefield Collection |
| Photo ID: | 9242Submit Correction |
| View count: | 1038 |
Boeing designed the Model 40 in 1927 and the four-seat 40B-4 derivative was used on the 1,918 mile air mail route from San Francisco to Chicago. The rugged aircraft had a 525 h.p. P&W Hornet powerplant. Obtained from United Airlines 60 years ago.
| Registration / Serial: | NC742K |
| Alternate Registration: | C742K |
| Aircraft Version: | Boeing 40B-4 |
| C/n (msn): | 1149 |
| Operator Titles: | Boeing Air Transport |
| Location: | In Flight | Region / Country: | Washington, United States |
| Photo Date: | 1928 |
| Photo from: | RAScholefield Collection |
| Registration / Serial: | NC742K |
| Alternate Registration: | C742K |
| Aircraft Original Type: | Boeing 40 |
| Aircraft Generic Type: | Boeing 40 |
| Aircraft Version: | Boeing 40B-4 |
| C/n (msn): | 1149 |
| Operator Titles: | Boeing Air Transport |
| Location: | In Flight |
| Region / Country: | Washington, United States |
| Photo Date: | 1928 |
| Photo from: | RAScholefield Collection |
| Photo ID: | 9242Submit Correction |
| View count: | 1038 |
Boeing designed the Model 40 in 1927 and the four-seat 40B-4 derivative was used on the 1,918 mile air mail route from San Francisco to Chicago. The rugged aircraft had a 525 h.p. P&W Hornet powerplant. Obtained from United Airlines 60 years ago.
| Registration / Serial: | NC742K |
| Alternate Registration: | C742K |
| Aircraft Version: | Boeing 40B-4 |
| C/n (msn): | 1149 |
| Operator Titles: | Boeing Air Transport |
| Location: | In Flight | Region / Country: | Washington, United States |
| Photo Date: | 1928 |
| Photo from: | RAScholefield Collection |