Wells, Roger Clark
16  results:
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2

Shorter contributions to general geology, 1928. W.C. Menden.. 

United States congressional serial set ; serial set no. 8923;House document / 70th Congress, 1st session. House ; no. 54
 
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3

Copper deposits of Michigan by B.S. Butler and W.S. Burbank.. 

United States congressional serial set ; serial set no. 8616;House document / 69th Congress, 1st session. House ; no. 20
 
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4

Sodium sulphate: Its sources and uses, by Roger C. Wells. [.. 

United States congressional serial set ; serial set no. 7833;House document / 66th Congress, 3rd session. House ; no. 1004
 
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5

Mineral Resources of the United States, 1919, [by] G.F. Lou.. 

United States congressional serial set ; serial set no. 7840;House document / 66th Congress, 3rd session. House ; no. 1042, pt. 2
 
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6

Mineral Resources of the United States, 1918, [by] G.F. Lou.. 

United States congressional serial set ; serial set no. 7715;House document / 66th Congress, 2nd session. House ; no. 814, pt. 2
 
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7

Shorter contributions to general geology, 1918, [by] David .. 

United States congressional serial set ; serial set no. 7621;House document / 66th Congress, 1st session. House ; no. 123
 
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8

Shorter contributions to general geology, 1916. David White.. 

United States congressional serial set ; serial set no. 7166;House document / 64th Congress, 2nd session. House ; no. 1804
 
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9

Annual report of the Board of Regents of the Smithsonian In.. 

United States congressional serial set ; serial set no. 4548;House document / 57th Congress, 2nd session. House ; no. 484, pt. 1
 
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12

Yearbook of the United States Department of Agriculture 191 

United States congressional serial set ; serial set no. 6838;House document / 63rd Congress, 3rd session. House ; no. 1682
 
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13

Yearbook of the United States, Department of Agriculture, 1.. 

United States congressional serial set ; serial set no. 4880;House document / 58th Congress, 3rd session. House ; no. 424
 
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14

Annual report of the American Historical Association for th.. 

United States congressional serial set ; serial set no. 3429;House document / 54th Congress, 1st session. House ; no. 291
 
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15

United States Department of Agriculture, Yearbook of Agricu.. 

United States congressional serial set ; serial set no. 10050;House document / 74th Congress, 2nd session. House ; no. 338
 
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