Sale 5015- US, British and Worldwide Stamps and Postal History

Ordnance Department, Official Business, legal sized envelope with frank of "A. B. Dyer" Brig. Gen. and "Washington DC Jun 1865 Free" double circle postmark, addressed to Nashville Tenn, reverse has all over hand drawn bi-colored drawing of what appears to be a Civil War battle, highly unusual; cover reduced at right into imprint, Fine.
Suggested Bid $150 .