 | Geological Survey (U.S.) - Forest reserves - 1912 - 554 pages
...economic Interest but are not of sufficient importance to warrant a more extended description; (2) preliminary reports on economic investigations the...which are to be published later in more detailed form. These papers are such only as have a direct economic bearing, all topics of purely scientific interest... | |
 | Geological Survey (U.S.) - Geology - 1910 - 694 pages
...States Geological Survey. As the subtitle indicates, the papers included are of two classes — (1) preliminary reports on economic investigations the...which are to be published later in more detailed form; (2) short papers giving comparatively detailed descriptions of occurrences that have economic interest... | |
 | Charles Willard Hayes - Coal - 1910 - 764 pages
...States Geological Survey. As the subtitle indicates, the papers included are of two classes — (1) preliminary reports on economic investigations the...which are to be published later in more detailed form; (2) short papers giving comparatively detailed descriptions of occurrences that have economic interest... | |
 | United States - 1911 - 606 pages
...economic interest but are not of sufficient importance to warrant a more extended description; (2) preliminary reports on economic investigations the...which are to be published later in more detailed form. These papers are such only as have a direct economic bearing, all topics of purely scientific interest... | |
 | Geological Survey (U.S.) - Forest reserves - 1911 - 916 pages
...economic interest but are not of sufficient importance to warrant a more extended description; (2) preliminary reports on economic investigations the...which are to be published later in more detailed form. These reports are such only as have a direct economic bearing, all topics of purely scientific Interested... | |
 | Henry Miner Eakin - Geology - 1914 - 672 pages
...economic interest but are not of sufficient importance to warrant a more extended description; (2) preliminary reports on economic investigations the...which are to be published later in more detailed form. These papers are such only as have a direct economic bearing, all topics of purely scientific interest... | |
 | United States. Department of the Interior - 1914 - 1082 pages
...economic Interest but are not of sufficient Importance to warrant a more extended description; (2) preliminary reports on economic Investigations the...which are to be published later in more detailed form. These reports are such only as have a direct economic bearing, all topics of purely scientific interested... | |
 | David White - Geology, Economic - 1914 - 600 pages
...economic interest but are not of sufficient importance to warrant a more extended description; (2) preliminary reports on economic investigations the...results-} of which are to be published later in more detailetl form. These papers are such only as have a direct economic bearing, all topics of purely... | |
 | Geological Survey (U.S.) - Forest reserves - 1915 - 640 pages
...sufficient Importance to warrant r extended description; (2) preliminary reports on economic invesdj the results of which are to be published later in more detailed form, papers are such only as have a direct economic bearing, all topics o/ scientific interest being excluded.... | |
 | United States. Department of the Interior - 1916 - 1232 pages
...economic interest but are not of sufficient importance to warrant a more extended description; (2) preliminary reports on economic investigations, the...which are to be published later in more detailed form. These papers are such only as have a direct economic bearing, all topics of purely scientific interest... | |
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As the subtitle indicates, the papers included are of two classes — (1) short papers giving comparatively detailed descriptions of occurrences that have economic interest but are not of sufficient importance to warrant a more extended description; (2)... 
