一般注記Distributed to depository libraries in microfiche
Shipping list no.: 92-1146-M
"January 1989."
"DOT-T-89-19"--P. 3 of cover
Physical description for original version: iii, 54 p. : 28 cm
原資料等に関する注記原資料の出版事項: [Washington, D.C.] : U.S. Dept. of Transportation : Distributed through the Dept. of Transportation's Technology Sharing Program, [1989]
SUPTDOC番号: TD 1.49: T 68/4
テクニカルリポート番号: DOT-T-89-19
GPO管理番号: 0982-C-19 (MF)