TY  - RPRT
TI  - A large granite stage and measuring microscope.
AU  - Alston-Garnjost, M.
AU  - Davis, J. W.
AU  - Dauber, P. M.
AU  - Smits, R. G.
PY  - 1971
UR  - https://ntrs.nasa.gov/citations/19720031811
ID  - 19720031811
ER  -