An Account of the Measurement of Two Sections of the Meridional Arc of India: Bounded by the Parallels of 18° 3' 15"; 24° 7' 11"; & 29° 30' 48" |
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adjusted angles appear applied axis azimuth brass called centre Chronom circle Collimatn compared comparisons Computed constructed Corrected Zenith distance Corresponding Damargida Date December deduced determined difference direction dist east effect employed End Base equations error excess feet fixed Microscopes former give given ground height hill inches India iron isolated January Kaliana Kamkhera known Lamp latitude latter length Level limit Logs lower manner mark Mean Result measurement meridional method micrometer Miles necessary North object Observed Zen operations origin pillar Place platform position principal Prob range Referring Refn Register screws Seconds of Face Seronj side situated South Space standard star stone surface taken Tauri telescope thermometers Transit triangles upper Ursę Minoris usual vertical Vide village Western Elongation whence whole Zero