Topographical Surveying: Including Geographic, Exploratory, and Military Mapping, with Hints on Camping, Emergency Surgery, and PhotographyJ. Wiley & Sons, 1900 - 910 من الصفحات |
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النتائج 1-5 من 100
الصفحة iv
... object is to produce a handy reference - book for use in the field , as well as a text - book for guidance in college instruction . It is believed that , by this arrangement , if a topographer in the midst of his field - work desires ...
... object is to produce a handy reference - book for use in the field , as well as a text - book for guidance in college instruction . It is believed that , by this arrangement , if a topographer in the midst of his field - work desires ...
الصفحة 5
... object of a topographic survey is the production of a topographic map . Hence the aim of the survey should be to produce only the map ; neither time nor money should be wastefully expended in the erection or refined location of ...
... object of a topographic survey is the production of a topographic map . Hence the aim of the survey should be to produce only the map ; neither time nor money should be wastefully expended in the erection or refined location of ...
الصفحة 13
... objects within a reasonable distance of the traverse should be sighted with the alidade , and lines drawn to them from the various traverse stations . Sights should also be taken to such objects as may be located by the topographer . If ...
... objects within a reasonable distance of the traverse should be sighted with the alidade , and lines drawn to them from the various traverse stations . Sights should also be taken to such objects as may be located by the topographer . If ...
الصفحة 35
... objects , as the eaves or chimneys or window - sills of houses , the platforms of windmills , etc. ( Art . 160 ) , or to the stadia - rod , as well as by spirit - leveling . The secondary traverse is usually executed by the party chief ...
... objects , as the eaves or chimneys or window - sills of houses , the platforms of windmills , etc. ( Art . 160 ) , or to the stadia - rod , as well as by spirit - leveling . The secondary traverse is usually executed by the party chief ...
الصفحة 37
... objects in sight ( Art . 162 ) , drawing direc- tion lines to them as an aid in their identification ( Art . 84 ) . Driving on until he comes to one of these objects and being thus able to locate it on his plane - table , he measures ...
... objects in sight ( Art . 162 ) , drawing direc- tion lines to them as an aid in their identification ( Art . 84 ) . Driving on until he comes to one of these objects and being thus able to locate it on his plane - table , he measures ...
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طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
accuracy accurate adjustment alidade angulation azimuth backsight base bench-marks cadastral survey canyon chain Chap clamped computed contour interval contour lines cross-hairs determined direction Dist employed erosion error executed exploratory surveys feet foresight geodetic geographic map graphic Hayden survey height horizontal distance inch instrument intersection known points lake land latter length levelman magnetic declination means ment methods miles mountain object observed obtained odometer oriented pacing plane plane-table board plane-table triangulation platted plotted position primary protractor range-finder reconnaissance refraction resulting map ridge river roads rock rodman route scale screw side sight sketching slide-rule slope spirit-leveling square miles stadia stadia measurements stadia-rod station stream summit surface tachymetry tangent target telescope terrane theodolite tion topographic forms topographic map topographic survey transit traverse lines trigonometric TRIGONOMETRIC FUNCTIONS tripod turning-point U. S. Geological Survey vernier vertical angles Wheeler survey
مقاطع مشهورة
الصفحة 917 - Association at net prices subject to an extra charge for postage. All books are bound in cloth unless otherwise stated. AGRICULTURE. Armsby's Manual of Cattle-feeding I2mo, $i 75 Principles of Animal Nutrition 8vo, 4 oo Budd and Hansen's American Horticultural Manual: Part I.
الصفحة 919 - Inspection and Analysis of Food with Special Reference to State Control 8vo, 7 50 Lob's Electrochemistry of Organic Compounds.