A selective roll-to-roll printer for producing duplicate microfilm copies / [By] James N. Strohlein and Thomas C. Bagg.

Author/creator Strohlein, James N.
Other author Bagg, Thomas C., author.
Format Book
Publication InfoWashington : For sale by the Supt. of Docs., U.S. Govt. Print. Off, 1970.
Description8 pages : illustrations ; 27 cm.
Subjects

SeriesNBS technical note ; 516
NBS technical note 516. ^A4336
General note"Issued February 1970."
Govt. docs number C 13.46:516