一般注記"Radio stations WWV, WWVH, WWVB, GOES satellite time code, Automated Computer Time Service (ACTS) "--Cover
Distributed to depository libraries in microfiche
Shipping list no.: 92-1149-M
Paper version no longer for sale by the Supt. of Docs
"June 1991."
"CODEN: NSPUE2"--T.p. verso
Physical description for original version: iv, 27 p. : 28 cm
原資料等に関する注記原資料の出版事項: Gaithersburg, MD ; [Springfield, VA : U.S. Dept. of Commerce, National Institute of Standards and Technology : Order from National Technical Information Service], 1991
SUPTDOC番号: C 13.10: 432/2/990
GPO管理番号: 0247 (MF)