July 31, 1948; S Central Indianapolis, Indiana (BBU 190)

8:25 a.m. Mr. and Mrs. Vernon Swigert saw a cymbal­shaped or domed disc object or rounded coolie hat to the W, about 20 ft across, 6-8 ft thick, 3:1 ratio 10 secs noted, white without any shine but shadowing on upper right (sun from the left or E), fly straight and level from horizon to horizon W to E heading 90°, first through window facing W then window facing S, altitude estimated at 2,000 ft covering distance of 5 miles (1,800 mph? distance 2 miles? elevation 10°?), shimmering in the sun as if spinning. No sound or trail. (Battelle Unknown No. 8; FOIA)