Distributed to depository libraries in microfiche.
Shipping list no.: 94-0331-M.
"May 1993."
"EA-OR-020-2-72."
"BLM/OR/WA/PL-93/18+1972"--P. [2] of cover.
Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1994] 2 microfiches : negative.