000			01400cam a22002531 4500
001			no 38000004
003			DLC
005			20260227111852.0
008			821214s1938 ctua b 000 0 eng c
010			_ano 38000004
035			_a(OCoLC)9052279
040			_aU.S. Nav. Obs. _cMShM _dDLC
050	0	0	_aQB813 _b.S5
100	1		_aSlocum, F. _q(Frederick), _d1873-1944.
245	1	0	_aStellar parallaxes derived from photographs made with the 20-inch refractor of the Van Vleck observatory, _cby F. Slocum, C.L. Stearns, B.W. Sitterly.
260			_aMiddletown, Conn., _b[Lithoprinted by Edwards brothers, inc.] _c1938.
300			_axi, 277 p. incl. front., _billus., tables, diagrs. _c27.5 cm.
490	0		_aPublications of the Van Vleck Observatory. _vvol. I.
500			_aAt head of title : Wesleyan university.
504			_a"Reference list" : p. 25-26.
505	0		_aIntroduction. -- History. -- Addresses at ground-breaking. -- The dedication. -- The Van Vleck observatory. -- The lens and its tests. -- The mounting and accessories. -- The measuring machine and its tests. -- Program. -- Method of observation. -- Method of reduction. -- Average results and comparisons. -- Description of tabulations for individual stars. -- Description of summary. -- List of references. -- Tabulations for individual stars. -- Summary.
650		0	_aParallax _xStars.
610	2	0	_aVan Vleck Observatory.
999			_c51228 _d51228