Photograph of Martin 3-0-3 concept painting

[Triton]

Artist's impression of Martin 3-0-3 found on eBay.

URL: http://cgi.ebay.com/MARTIN-3-0-3-FACTORY-CONCEPT-PAINTING-VINTAGE-PHOTO-/260653190581?pt=LH_DefaultDomain_0

Original Glenn L. Martin Co. factory vintage black and white 8.5 X 11 photograph of a concept painting of the Martin 3-0-3 commercial transport. Only the prototype of the 3-0-3 was built before the company decided to develop the 4-0-4.

 

[Stargazer]

A much better picture of the Martin 303 (Three "O" Three) from a 1947 advertisement:

 

[Stargazer]

More images of the Martin 3-0-3 ("Three-O-Three") project found on eBay at various times (some are still available there):

 

[Stargazer]

The 3-0-3 still appeared in another period advertisement as can be seen below:

 

[Cy-27]

Martin 3-0-3 artwork found in The Aviation Annual of 1947 by Reginald Cleveland