Circular Proposal 39-775.
Four firms participated:
1) Grumman G-41---------------------------------later G-45 (XP-50)
2) Lockheed Model 222/model L-106-------later Model 522/L-106 (XP-49)
3) ? Model ? --------------------------later Model ?
4) ? Model ? --------------------------later Model ?
Four firms participated:
1) Grumman G-41---------------------------------later G-45 (XP-50)
2) Lockheed Model 222/model L-106-------later Model 522/L-106 (XP-49)
3) ? Model ? --------------------------later Model ?
4) ? Model ? --------------------------later Model ?