There are 6 designs of indicia whose face value is forty-four cents, each design distinctive enough that it can be identified by examining the images below.

Seabiscuit	design U200	You have identified design #U200 diagnostic for Scott #U668 (multicolored on white paper).
Matagorda Island lighthouse	design A3354	You have identified design #A3354 diagnostic for Scott #U669 (multicolored on white paper).
Sabine Pass lighthouse	design A3355	You have identified design #A3355 diagnostic for Scott #U670 (multicolored on white paper).
Biloxi lighthouse	design A3356	You have identified design #A3356 diagnostic for Scott #U671 (multicolored on white paper).
Sand Island lighthouse	design A3357	You have identified design #A3357 diagnostic for Scott #U672 (multicolored on white paper).
Fort Jefferson lighthouse	design A3358	You have identified design #A3358 diagnostic for Scott #U673 (multicolored on white paper).