 | New York (State). State Engineer and Surveyor - 1914 - 472 Seiten
...consists of a special copper nail li/> inches in length driven through a copper washer seven-eighths of an inch in diameter. The tablets, as well as the caps on the iron pos^s, are appropriately lettered, and for cooperating States the fact of such cooperation is indicated... | |
 | 1918 - 226 Seiten
...points. This consists of a special copper nail \\ inches in length driven through a copper washer f inch in diameter. The tablets as well as the caps on the iron posts are appropriately lettered, and cooperation by States is indicated by the addition of the State name (G, PL I). Another form used in... | |
 | Geological Survey (U.S.) - 1911 - 48 Seiten
...I), us>,'d where masonry or rock is not available, consists of a hollow \\Tought-iron post 3.5 ind1es in outer diameter and 4 feet in length. The bottom...on the iron posts, are appropriately lettered, and State cooperation is indicated by the addition of the State name (0, PI. I). The numbers stamped on... | |
 | Geological Survey (U.S.) - 1911 - 92 Seiten
...lettering (B and D, PI. I) is used for unimportant points. This consists of a special copper nail 1£ inches in length driven through a copper washer seven-eighths...cooperation is indicated by the addition of the State name (at G, PI. I). The numbers stamped on the bench marks described in the following pages are the elevations... | |
 | Thomas Nelson Dale, Herbert Ernest Gregory - 1911 - 698 Seiten
...wluch is set about 3 feet in the ground. A third style of bench mark with abbreviated lettering (R and D, PI. I), is used for unimportant points. This...on the iron posts, are appropriately lettered, and State cooperation is indicated by the addition of the State name (G, PI. I). The numbers stamped on... | |
 | Geological Survey (U.S.) - 1911 - 56 Seiten
...consists of a special copper nail 1J inches in length driven through a copper washer seven-eighths of an inch in diameter. The tablets, as well as the caps...is indicated by the addition of the State name (G, PL I). The numbers stamped on the bench marks described in the following pages represent the elevations... | |
 | Sidney Paige - 1911 - 718 Seiten
...of a special copper nail, 1 J inches in length, driven through a copper washer seven-eighths of an inch in diameter. The tablets as well as the caps...cooperation is indicated by the addition of the State name (at G, PI. I). The numbers stamped on the bench marks described in the following pages represent the... | |
 | Geological Survey (U.S.) - 1911 - 50 Seiten
...of a special copper nail, 1 J inches in length, driven through a copper washer seven-eighths of an inch in diameter. The tablets as well as the caps...cooperation is indicated by the addition of the State name (at G, PI. I). The numbers stamped on the bench marks described in the following pages represent the... | |
 | Malcolm John Munn - 1911 - 554 Seiten
...lettering (B and D. PI. I), is used for unimportant points. Tliis consists of a special copper nail 1J inches in length driven through a copper washer seveneighths...on the iron posts are appropriately lettered, and where States have cooperated in the work the fact of such cooperation is indicated by the addition... | |
 | Geological Survey (U.S.) - 1911 - 38 Seiten
...lettering (B and D, Pl. I) is used for unimportant points. This consists of a special copper nail 1j inches in length driven through a copper washer seven-eighths...on the iron posts are appropriately lettered, and where States have cooperated in the work the fact of such cooperation is indicated by the addition... | |
| |
I). The numbers stamped on the bench marks described in the following pages represent the elevations to the nearest foot as determined by the levelman. These numbers are stamped with j^-inch steel dies on the tablets or post caps, to the left of the word... 
