The World's Air Transportation Services: Data as to Passengers, Mail, and Goods Carried by American and European Transportation Services
| Year: | 1922 |
|---|---|
| Document Type: | N/A |
| Issuing Agency: | Office of Aeronautical Intelligence |
| Series: | NACA Technical Memorandums |
| Report Number: | NACA-TM-108 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc55672/ |