Name: Zenit-2 No. 51 — launch
Start: 1967-09-01
Location: 53-y Nauchno-Issledovatelskiy Ispitatelniy Poligon,

Launch code: OF. Source references: NK96-10-65; XPC. Engine failed

Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)

1967-02-08 Kosmos-141 — launch Shares a spacecraft, person or other linked entity
1967-03-22 Kosmos-150 — launch Shares a spacecraft, person or other linked entity
1967-04-12 Kosmos-155 — launch Shares a spacecraft, person or other linked entity
1967-01-19 Kosmos-138 — launch Same organization: Strategic Rocket Forces
1967-01-25 Kosmos-139 — launch Same organization: Strategic Rocket Forces
1967-02-07 Kosmos-140 — launch Same organization: Strategic Rocket Forces