{Karl Bohlin; N. Boneff; M. Thérèse Bonney; Andrew R. Boone; Henry Borsook; H. Bourget [incl ltr GEH ? HB]; Frederick Edward Brasch; Charles Breasted; Virginia Brenton [ltr Helen B. Pryor ? Monroe E. Deutsch; ltr FHS ? MED]; Alfred Brill; British Astronomical Association [W. Alfred Parr]; William Robert Brooks; W. Sterry Brown; Emile Bruguierel; Mrs. Roberdeau Buchanan; George J. Burns}
{incl c.ltr ? Edwin P. Hubble ? J. C. Merriam; copies ms. "The Observational Approach to Cosmology," (Nov. 1936) based on EPH Oxford lectures; ltr EPH ? FHS w/ copies of ms. of EPH's 3 Oxford lectures (see above); ltr FHS ? EPH}
