Martin, Helen M.  1889-1973. <br/><br/>
An index of the geology of Michigan, 1823-1955. 
[By Helen M. Martin and Muriel Tara Straight. 
 - Lansing,  Speaker-Hines & Thomas, State printers,  1956] 
 - ix, 461 p.  maps (part fold.) fold. charts (in separate envelope)  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>gs 57000152  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Michigan--Bibliography.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Michigan. Geological Survey Division --Bibliography.
<br/><br/><label>LC Class. No.: </label>Z6034.U5  / M63 
<br/><br/><label>Dewey Class. No.: </label>016.557774