Here's the info I have that corresponds to listed crew names:
Pilot: Lt. Lester D. Rowher
Date: 02.24.1943
MIA, cause unknown
Aircraft: B-26 Marauder 41-17912 named "Pardon Me"
17th Bomb Group, 37th Bomb Squadron
Mission Target for 17th BG that day: El Aouina Airdrome, Tunis
17th BG losses: 3 a/c
Additional info from 17th BG: 24 Feb. 1943; El Aouina Aerodrome, Tunis, Tunisia; 20 lb. fragmentation bombs; intense heavy flak; 3 B-26’s from 37BS shot down, 41-17868, 41-17873, and "Pardon Me"
41-17912 , 2Lt. Gordon McLeod KIA and 2Lt. Marvin J. Anderson Jr. KIA were 37BS co-pilots on two of these aircraft. 1 B-26, 34BS "New York Central" belly landed, pilot Lt."Pops" Dillworth and written off. 10 others damaged.
Note: From JBaugher serial number list, all dated 2/24/43, 41-17868, 37BS lost over Tunis; 41-17873, 37BS, shot down by AAA crashed in Tunis Bay;
41-17912, 37BS, MIA 11 a/c participated on this mission: Formation Commander Capt. T. F. Vickers.
Regarding no MACR, check here:
http://www.armyairforces.com/dbmacr.asp Regarding Tail Numbers, they were not in use at that point in time.
41-17912 was in service with 17th BG 37th BS from November 18th 1942 until February 24th 1943, so it was part of the original echelon, according to Operations Orders Number 35 of November 17, 1942.