Haven't found your grandfather's exact B-24 (yet!) but here are a few of his 506th BS, 44th BG, 8th AF mates.

Consolidated B-24D-15-CF Liberator (s/n 42-63962) from the 506th BS, 44th BG, 8th AF. Originally named "Princ-ass", it was cleaned up to "Prince" by the time this photo was taken. It was later changed again, this time to "Princess"

Consolidated B-24's from the 506th BS, 44th BG, 8th AF. Over Western Europe.

Consolidated B-24's from the 506th BS, 44th BG, 8th AF. Over Western Europe.

Consolidated B-24D-25-CO Liberator (s/n 41-24235) named "Earthquake McGoon" from the 506th BS, 44th BG, 8th AF.

Consolidated B-24D-25-CO Liberator (s/n 41-24282) named "Ruth-less" from the 506th BS, 44th BG, 8th AF. crashed on side of a hill in Eastbourne, UK. Feb 2, 1944, killing all 10 aboard. MACR 6385

Consolidated B-24D-35-CO Liberator (s/n 42-40172) from the 506th BS, 44th BG, 8th AF. Lost on August 14,1944 mission to Lyon,France.

B-24D-25-CO Liberator (s/n 41-24283) named "Old Crow" from the 506th BS, 44th BG, 8th AF. Scrapped in October 1943 after cracking the main spar.

B-24D-75-CO Liberator (s/n 42-40606) named "Timba-a-ah!" from the 506th BS, 44th BG, 8th AF. It was shot down by a Bf 109G-6 flown by Uffz. Fritz Willinger of JG3/12 on August 16,1943. 5 KIA, 5 POW.