Complex sentence: Quillen later served in the United States Navy as a public information officer from late 1942 to 1946, first receiving his overseas orders in late 1944, with his assignment aboard the Ticonderoga class aircraft carrier USS "Antietam" (CV-36).
Split into simpler sentences: Quillen later served in the United States Navy as a public information officer from late 1942 to 1946. Quillen received his overseas orders in late 1944, with his assignment aboard the Ticonderoga class aircraft carrier USS "Antietam" (CV-36).