| Notes/Description |
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(Sheet No. 23 of Kattywar)
ORTHOGRAPHY is in accordance with the Hunterian system.
CONVENTIONAL SIGNS. Trigonometrical Stations & Points respectively Δ & ο or ό. Taluka Boundaries, Metalled roads, Country roads, Foot paths, Cultivation, blank. Edge of Cultivation, Grass preserve, Waste, Pahlias or In Memoriam stones †. Numerals without an affix indicate Trigonometrical heights in feet above mean sea ; thus 365. Numerals with the affix b indicate Barometric and therefore approximate heights in feet above mean sea level, thus 400b ; with affix H they indicate the number of houses in the town or village whose name they are printed under, thus 472 H; with affix r they indicate the relative heights in feet of banks to beds of water courses, thus 12r. The Latitudes are referrible to that of Kalianpur Observatory, assumed as 24° 7' 11. Longitudes to Madras Observatory, Old Value viz. 80° 17' 21
Heights to Dangarwari H.S., 97.97 Ft deduced from Diu Tidal Observations. The most recent value of the Longitude of Madras Observatory is 80° 14' 20, vide Nautica Almanac for 1868 ; consequently all Longitudes in this map are liable to be diminished by 3' 1'' . Index to Numbers of adjoining sheets. |
