Scott #s - The 3792a is the second stamp from the left in the scan below.
3792a                  (25c) Eagle – gray background & gold eagle
3793a                  (25c) Eagle – gold background & red eagle
3794a                  (25c) Eagle – dull blue background & gold eagle
3795a                  (25c) Eagle – gold background & Prussian blue eagle
3796a (Stamp with plate #) (25c) Eagle – green background & gold eagle
3797a                  (25c) Eagle – gold background & gray eagle
3798a                  (25c) Eagle – Prussian blue background & gold eagle
3799a                  (25c) Eagle – gold background & dull blue eagle
3800a                  (25c) Eagle – red background & gold eagle
3801b                  (25c) Eagle – gold background & green eagle
3801c                  Strip of 10, #3792-3801b
                Plate # strip of 11, 2 #3801b, 1 each #3792a-3800a
                Plate # strip of 21, 3 #3796a, 2 each #3792a-3795a, 3797a-3801b  

Note: 3796a exists with and without a plate number.                

 
This view shows a plate number strip of eleven.  The back number is on the same stamp as the plate number.  The actual stamp colors are more vivid than what I can get from my scanner.  Click on the scan for a larger, more detailed scan.