July 11/12, 1947 — Elmendorf AFB, AK — Balloon-like Grayish Object,

[jeffknox]

July 11/12, 1947 — Elmendorf AFB, AK
6:30 p.m. USAAF Maj. Edward Graham and others at Elmendorf AFB [now Joint Base Elmendorf-Richardson], Anchorage, Alaska, see a balloon-like grayish object, 10 feet long, flying northwest at 100 mph at an altitude of 1,500 feet and following the contour of mountains 5 miles away. It is paralleling the course of a landing C-47. [Eberhart]

SIGN Incident 42:

Source:
Brad Sparks, Blue Books Unknowns Catalogue, Case 40, p. 24;

See previous day sighting:

July 11, 1947 — Elmendorf AFB, Anchorage, Alaska — Round 3ʹ Aluminum Object at Great Speed

[07111947-ElmendorfAFB-BruceHPerry-1] [07111947-ElmendorfAFB-BruceHPerry-2] July 11, 1947 — Elmendorf AFB, Anchorage, Alaska 11:00 a.m. USAAF Col. Bruce H. Perry and Maj. William E. Geyser, 59th AACS Group, see a round 2–3 foot or 10-foot aluminum or silver metallic sphere traveling at great speed to the south of Elmendorf AFB [now Joint Base Elmendorf-Richardson], Anchorage, Alaska. Estimated altitude is 3,000–4,000 feet. [Eberhart] Record Card: [07111947-ElmendorfAFB-BBCard] SIGN Incid…