- Number of pages: 1
- Part Number: Circular Letter No. 171A
- Revision Date: 28-June-1944
This item is a digital download. All purchased downloads are delivered in PDF format for easy printing.
Want to read the whole document before you buy? Become a member of AirCorps Library today to view complete documents, access over 400,000 warbird engineering drawings, plus get 20% OFF every download!
Click the membership option in your cart and start saving today!
NOTE: This is a historical document. It is not guaranteed to be complete, may be missing pages, and has not been approved for maintenance or operational purposes.