Mumford, George Saltonstall,  1928 <br/><br/>
The cloudy night book :  an astronomer's companion :  a collection of puzzles, word games, and miscellanea to while away tedious moments until the sky finally clears / 
by George S. Mumford 
 - Cambridge, Mass :  Sky Pub. Corp,  1979 
 - 115 p. :  ill. ;  22 cm 
<br/><br/><label>ISBN: </label>093334600X 
<br/><br/><label>LCCN: </label>78-63246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy--Miscellanea<br/>Puzzles<br/>Word games