November 17, 1955 — St. Louis, MO
6:10 a.m. J. A. Mapes and his wife in St. Louis, Missouri, see 12 round, flat objects, silver on top and dark on the bottom, flying in formation three abreast and four deep. They are tipped at an angle and fly silently. The duration is 45 seconds. [Eberhart]
Sources:
Project Blue Book case file;
Brad Sparks, Blue Books Unknowns Catalogue, Case 1159, p. 231;
