weeks] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1898. 125 
Economic Geology — Continued. 
Economic products described— Continued. 
Gold, Turington, No. 644. 
Gold, Scupham, No. 693. 
Gold, Smith, Nos. 705, 708. 
Gold, Spaulding, No. 722. 
Gold, Storms, No. 752. 
Gold, Spurr, No. 739a. 
Gold, Tatham, No. 758. 
Gold, Turner, No. 776. 
Gold, Wells, No. 868. 
Gold, Willniot, No. 909. 
Gold, Yeates, McCallie, and King, No. 941. 
Gypsum, Grimsley, Nos. 318,320. 
Gypsum, Haworth, No. 336. 
Gypsum, Lee, No. 479. 
Gypsum, Luther, No. 505. 
Iron, Bailey, No. 30. 
Iron, Birkinbine, Nos. 78, 79. 
Iron, Cabrera, No. 117. 
Iron, Grant, No. 314. 
Iron, Jopling, No. 398. 
Iron, Kemp, Nos. 403-405. 
Iron, Kiinbal, No. 437. 
Iron, Lee, No. 479. 
Iron, Phillips, No. 626. 
Iron, Ries, No. 658. 
Iron, Shepard.N 0.698. 
Iron, Winchell, No. 913. 
Lead, Brewer, No. 100. 
Lead, Gilpin, No. 297. 
Lead, Haworth, No. 336. 
Lead, Hedburg, No. 339. 
Lead, Herrick, No. 341. 
Lead, Lakes, No. 463. 
Lead, Lee, No. 479. 
Lead, Shepard, No. 698. 
Lime, Marbut, Nos. 517, 518. 
Lime, Shepard, No. 698. 
Limestone, Day, No. 227. 
Loess, Beyer, No. 76. 
Manganese, Cabrera, No. 117. 
Manganese, Jennison, No. 394. 
Nickel, Austin, No. 21. 
Nickel, McCharles, No. 513. 
Nickel, Miller, No. 563. 
Nickel, Turner, No. 778. 
Natural gas, Bain, No. 34. 
Natural gas, Bishop, No. 80. 
Natural gas, Haworth, No. 336. 
Natural gas, Leonard, No. 483. 
Natural gas, Lincoln, No. 490. 
Natural gas, Orton, No. 584. 
Onyx marble, DeKalb, No. 231. 
Petroleum, Blatchley, No. 90. 
Petroleum, Cooper, No. 165. 
Petroleum, Dumble, No. 241. 
Petroleum, Haworth, No. 336. 
Petroleum, Lakes, No. 473. 
Petroleum, Miller, No. 562. 
Petroleum, Oliphant, No. 580. 
Petroleum, Orton, No. 584. 
Phosphate, Brown, No. 111. 
Phosphate, Killebrew, No. 436. 
Phosphate, McCallie, No. 510. 
Platinum, Day, No. 226. 
Economic Geology — Continued. 
Economic products described — Continued. 
Road material, Bain, No. 33. 
Road material, Benedict, No. 71. 
Road material, Calvin, No. 123. 
Road material, Leonard, No. 483. 
Road material, Lincoln, No. 490. 
Road material, Marbut, No. 517. 
Road material, Ries, No. 658. 
Road material, Shepard, No. 098. 
Road material, Tilton and Bain, No. 766. 
Road material, Whittle, No. 881. 
Salt, Haworth, No. 336. 
Salt, Luther, No. 505. 
Sandstone, Day, No. 227. 
Silver, Austin, No. 20. 
Silver, Blandy, No. 87. 
Silver, Brewer, Nos. 100, 101. 
Silver, Carlyle, No. 132. 
Silver, Emmons, No. 259. 
Silver, Gwillim, No. 324. 
Silver, Hardman, No. 331. 
Silver, Joseph, No. 400. 
Silver, Lakes, Nos. 461, 463, 468. 
Silver, Lee, No. 479. 
Silver, Ordonez, No. 582. 
Silver, Petre, No. 625. 
Silver, Purington, No. 644. 
Silver, Spurr, No. 739a. 
Slate, Day, No. 227. 
Slate, Merriman, No. 555. 
Soda, Blake, No. 85. 
Soda, Knapp, No. 443. 
Soda, Knight, No. 448. 
Talc, Smyth, Nos. 719, 721. 
Titaniferous magnetite, Kemp, No. 409. 
Tripoli, Quimby, No. 646. 
Water supply, Bain, No. 34. 
Wolframite, Blake, No. 86. 
Zinc, Haworth, No. 336. 
Zinc, Hedburg, No. 339. 
Zinc, Shepard, No. 698. 
Florida. 
Contributions to Tertiary fauna of Florida, 
Dall, Nos. 183, 184. 
Fossil vertebrates from Alachua clay, Leidy, 
No. 481. 
Notes on artesian well at Key West, Hovey, 
No. 380&. 
Geologic Formations Described. 
Aftonian, Bain, No. 40. 
Aftonian, Beyer, No. 76. 
Alachua clay, Leidy, No. 481. 
Albany division, Cummins, No. 180. 
Albert shale, Rutherford, No. 680. 
Albuquerque series, Herrick, No. 340. 
Altamont moraine, Beyer, No. 76. 
Amana outlier, Calvin, No. 120. 
Amboy clay series, Hollick, Nos. 367, 372. 
Amherst feldspathic mica-schist, Emerson, 
No. 258. 
Anamosa limestone, Calvin, No. 120 
Animikie, Grant, No. 314. 
Atane series, White and Schuchert, No. 872. 
Athabasca sandstone, Tyrrell, No. 784. 
Atlantosaurus beds, Marsh, No. 524. 
