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![Placer Mining [microform]: a Hand-book for Klondike and Other Miners and Prospectors, With Introductory Chapters Regarding the Recent Gold Discov](https://images.cdn1.buscalibre.com/fit-in/180x180/dc/da/dcda37414b28cef6cda26427a5489f37.jpg)
![Placer Mining [microform]: a Hand-book for Klondike and Other Miners and Prospectors, With Introductory Chapters Regarding the Recent Gold Discov](https://images.cdn2.buscalibre.com/fit-in/180x180/fa/54/fa549016abba5d9cd9a26d219bb1b128.jpg)