geology mineral resources portion copper de schrader frank charles spencer arthur (8 résultats)

Soft cover. Etat : Good. 1st Edition. Light gray cover. [3]+4-94p,pl,two large fold out maps. Cover with tape pulled but present Old tape on rear edge.

Etat : mäßig. 94 S., 3 Faltkarten, 30 cm, Ränder mit Läsuren, Ecke geknickt, Rücken beschädigt, Bibliotheksexemplar, gebräunt, Inhalt gut erhalten. Sprache: Englisch.

Paperback. Etat : New. Print on Demand. This volume offers a comprehensive examination of the Chitina copper belt of the Copper River district in Alaska. The author provides a detailed account of the region's geography, geology, mineral resources, and history of exploration. The text is based on the author's field work in the area, and includes data from geological surveys and chemical analyses of metals, coal, and oil. Topics covered encompass the region's stratigraphy, geological formations, mineral deposits, and mining history. The author also examines the region's physical features and topography, including mountain ranges, glaciers, and river systems. The book concludes with a discussion of the economic potential of the region's mineral deposits and the challenges and opportunities presented by the area's geography and climate. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.

pp 94 + 13 plates (incl. 3 folding maps) 4to. Printed wrappers (soiled) Washington 1901.

Softcover. Etat : Very Good. Quarto. 94pp. Original green printed wrappers. Numerous photos, two folding maps. Spine taped, soiled wrapper edges are worn and chipped, internally very good.

By Frank Charles Schrader and Arthur Coe Spencer. Washington: Government Printing Office, 1901 Wrpps, 4to. 94pp. 8 plates, 5 lithographed maps, (2 coloured double-page and 2 coloured folding), index. Wrappers chipped, contemporary signature to head of upper wrapper, a very nice copy of the first edition in the publisher's grey wrappers. We have been selling antiquarian books on Africa, Oceania, archaeology, anthropology, travel and the ancient world for over forty years. All our books are carefully catalogued and they are in excellent condition unless stated in the description. All shipments are fully insured at our expense. All books are carefully packaged in new packaging material and despatched by registered or recorded mail, or by a courier service; the customer is always able to track their shipment. All sales are accompanied by a VAT invoice. Photographs may be supplied if requested.[B].

Two vols. in one. 4to. 8 x 11.5 in. 94, [2]; 222 pp. With 11 maps (several large folding, double-page, colour), 25 photo graphic plates, text illustrations, diagrams. Contemporary three-quarter green morocco over green cloth, marbled endpapers, gilt lettering on spine (scuffing, edgewear, rubbing), still a VG copy, from the library of Senator Robert Jackson Gamble (1851-1924), former US Representative and Senator of South Dakota during President Teddy Roosevelt's administration. First edition of both these Geological Survey reports, including the detailed description of Copper River District by Schrader who was the first to detail and document the mineral resources, and the first published photographs of mining operations. Brooks, and the other surveyors in the expeditions of 1900 which continued the 1898 explorations were grueling surveying expeditions, and through their mapping were able to achieve accuracy which is still current.

First edition. 5 maps (2 folding) & 8 photographic plates. Small folio. Contemporary cloth-backed boards. 94pp. Washington, The expedition was run under the auspices of the Department of the Interior United States Geologcial Survey headed by Charles Walcott.