TY  - BOOK
AU  - 
AU  - Middlehurst,Barbara M.
TI  - Telescopes,
T2  - Stars and stellar systems; compendium of astronomy and astrophysics,
U1  - 522.2 
PY  - 1961///, c1960]
CY  - [Chicago]
PB  - University of Chicago Press
KW  - Telescopes
KW  - Astronomical observatories
N1  - Includes bibliographies
ER  -