TY  - RPRT
TI  - Photosensitive device to detect bearing deviation Patent
AU  - Acord, J. D.
AU  - Meisenholder, G. W.
AU  - Schmidt, L. F.
AU  - Vivian, H. C.
PY  - 1965
UR  - https://ntrs.nasa.gov/citations/19700025773
ID  - 19700025773
ER  -