118 
Economic geology — Continued. 
Products described — Continued. 
Clay, McCalley, No. 459. 
Clay, Merrill, No. 495. 
Clay, Shaler, Woodworth, and Marbut, Nc 
C12. 
Clay, Tilton, No. 665. 
Clay, Wheeler, No. 740. 
Clay, Youtz, No. 787. 
Coal, Bain, Nos. 26, 31. 
Coal, Beyer, No. 59. 
Coal, Bolton, No. 68. 
Coal, Campbell, No. 96. 
Coal, Campbell and Mendenhall, No. 99. 
Coal, Crawford, No. 145. 
Coal, Dall, No. 157. 
Coal, Darton and Taff, No. 166. 
Coal, Dawson, No. 174. 
Coal, Diller, No. 183. 
Coal, Emmons, Cross, and Eldridge, No. 202. 
Coal, Fairbanks, No. 212. 
Coal, Gilpin, No. 244. 
Coal, Gordon, No. 249. 
Coal, Gresley, No. 260. 
Coal, Hawortb, No. 288. 
Coal, Hay, No. 299. 
Coal, Hayes, No. 301. 
Coal, Keith, Nos. 366, 368. 
Coal, Knerr, No. 411. 
Coal, Lane, No. 435. 
Coal, Langdon, No. 436. 
Coal, Leckie, No. 439. 
Coal, McCalley, No. 459. 
Coal, Macfarlane, No. 464. 
Coal, Peale, No. 530. 
Coal, Bamsay, No. 563. 
Coal, Stevenson, Nos. 050, 651. 
Coal, Taff and Brooks, No. 657. 
Coal, Tilton, No. 665. 
Coal, Winslow, No. 768. 
Coal, Woodhouse, No. 773. 
Cobalt, Keyes, No. £83. 
Copper, Blake, No. 63. 
Copper, Blauvelt, No. 67. 
Copper, Browne, No. 86. 
Copper, Carlyle, No. 100. 
Copper, Crawford, No. 145. 
Copper, Dawson, No. 174: 
Copper, Henrich, No. 304. 
Copper, Keyes, No. 383. 
Copper, Eorninger, No. 581. 
Copper, Weed and Pirsson, No. 723. 
Copper, Schmitz, No. 601. 
Corundum, Holmes, No. 337. 
Corundum, Lewis, No. 446. 
Fire clay, Ladd, No. 423. 
Gold, Argall, No. 17. 
Gold, Barrell, No. 37. 
Gold, Beadle. Nos. 45, 46. 
Gold, Blake, Nos. 63, 64. 
Gold, Brewer, Nos. 74, 75, 70, 78. 
Gold, Carlyle, Nos. 100, 101. 
Gold, Crawford, No. 145. 
Gold, Dawson, No. 174. 
Gold, Diller, No. 183. 
Gold, Endlich, No. 203. 
Economic geology — Continued. 
Products described — Continued. 
Gold, Fairbanks, Nos. 205, 208, 213, 215. 
Gold, Guentherodt, No. 2G3. 
Gold, Gwillim, No. 270. 
Gold, Hill, No. 316. 
Gold, Hills, Nos. 315, 318, 320. 
Gold, Hoover, No. 341. 
Gold, Kraatz, No. 421. 
Gold, Lakes, Nos. 424, 425, 426, 427, 430, 431, 
433. 
Gold, Lindgren, Nos. 447, 448a, 450 
Gold, Loring, No. 452. 
Gold, McCarn, No. 401 
Gold, Merrill, No. 501. 
Gold, Moore, No. 514. 
Gold,Nason,No. 516. 
Gold,Neill,No.518. 
Gold, Nitze and Wilkens. No. 522 
Gold, Peale, No. 530. 
Gold, Pearce, Nos. 531, 532. 
Gold, Penrose, No. 543. 
Gold, Porter, Nos. 550, 551. 
Gold, Quille, No. 562. 
Gold, Bickard, Nos. 576, 577. 
Gold, Skewes, No. 621. 
Gold, Smith, No. 623. 
Gold, Smith, No. 626. 
Gold, Turner, No. 675. 
Gold, Van Diest, No. 689. 
Gold, Weed, Nos. 720, 722. 
Gold, Weed and Pirsson, Nos. 723, 727. 
Grindstones, Keyes, No. 405. 
Gypsum, Blake, No. 65. 
Gypsum, Crawford, No. 145. 
Gypsum, Hubbard, No. 349. 
Gypsum, Keyes, No. 401. 
Gypsum, Lane, No. 435. 
Iron, Adams, No. 2. 
Iron, Brewer, No. 77. 
Iron, Campbell, No. 96. 
Iron, Chambers, No. 113. 
Iron, Crawford, No. 145. 
Iron, Darton, No. 163. 
Iron, Darton and Taff, No. 166 
Iron, Dawson, No. 174. 
Iron, Diller, No. 183. 
Iron, Gilpin, No. 243. 
Iron, Hayes, No. 301. 
Iron, Johnson, No. 363. 
Iron,. Keith, No. 368. 
Iron, Kemp, No. 370. 
Iron, Keyes, No. 383. 
Iron, Lakes, No. 428. 
Iron, McCalley, Nos. 459, 460. 
Iron, Pechin, No. 536. 
Iron, Bominger, No. 584. 
Iron, Schmitz, No. 600. 
Iron, Smyth and Finlay, No. 640. 
Iron, Winslow, Haworth, and Nason, No. 771. 
Kaolin, Holmes, No. 338. 
Lead, Brewer, No. 77. 
Lead, Crawford, No. 145. 
Lead, Keyes, No. 383. 
Lead, Leonard, Nos. 441, 442, 443. 
Load, Boethe, No. 583. 
