TY  - BOOK
T1  - Astronomy and astrophysics national historic landmark theme study /
DA  - [1989]
CY  - Washington, D.C. :
AU  - Butowsky, Harry A.
CN  - QB82.U6
CN  - QB82.U6
PB  - Dept. of the Interior, National Park Service,
PP  - Washington, D.C. :
PY  - [1989]
N1  - "May 1989."
ID  - 454051
KW  - Astronomical observatories
KW  - Historic sites
KW  - Historic buildings
TI  - Astronomy and astrophysics national historic landmark theme study /
LK  - http://catalog.hathitrust.org/api/volumes/oclc/20476041.html
UR  - http://catalog.hathitrust.org/api/volumes/oclc/20476041.html
ER  -