300 



MEASUREMENT OF AN ARC 





'Jhi'tfamalli from Woorachmalli station 128592.8 feet. 



s 



St 



TRIANGLES. 



Observed 



,i 



Angles. 



S i .2 S 

 £ f S 2 



ta I o-fifi 

 Q |" 



. £ .^ogjiess. for r 

 1 

 (g I Calculation. 



Distance j 

 iu Feet, j 



7 



I'liittamalli S'taiion, , ... „,» 



Woorai hinalli station , 



Kuoibctariuemulli, .... . 



' " ' ' 

 87 23 43.7 

 37 03 58.68 

 55 32 22.57 



'-'' 1 < " 1 

 - — 1.-361 J 1 87 23 41.75J 



J— 73] 7| 1 ' j "37 03 57.25: 

 3_0 7*1 t J 55 32 2I.00J 





Kumbetar 



180 00 04.9'-| ' j i.85 



+ 2.1 



1R0 00 00.00 





... . :. , (Thittamalii station, .,,.■ 

 luemali sta-tton from < ■„ „_ . ... t »-••.•• » 

 ( Woorachmalli station. .... 



9 4003. 4 

 15580 9 



,:, j ■ , 



Tlie above Base is (he mean distance found in the three triangles on the following different Ba- 

 ses, viz. SJhennimulli from Thittumul'li, ShejirtimjsUifrom.lVnorahmallis.tid Yaelmaioor hill 

 from Thitlamalli station ; differing in the extrenifS only one foot. 



Sheimjmalli from Woorachmalli 121724.4 feet. 







8 



^hennimalli staiion, j, ,..'., , 



1 53 22 29. OS 

 j 87 47 45 08 



— 1. 1 i 



— 2. 1(5 



'] 



53 22 .28 • 

 87 47 43 

 38 49 49 



- 







' " 







r ... . 





! ' j 80 00 00 



1.93S89.1 

 l5-5801.fi 



.... ( Shennimaili 



t 



^Rumbetarinemulli irom < ,., 



-( Wooi'actuna 



-Hi .....'.".....;- 





,-- , ' - ' 



in •_ .1. .. j-. 1 r... .1 : tv!_ i_:_ i„_ d : ui< 



""i he side Shennimnlii from Woorarlimam is me mean instance lonmi iu sue 11 laugie.- s cumuii main. 

 Y'le'matoor hill,. ..Wop raichmalli and Shennimaili, Tltiffamalli, Wooraciirnalli — 





Woorachmalli from Knmbetarinemaili 1 55SOA .& fee*. 



Woorachmalli station., 



Qll'aulamalli station, ..........'..'.. 



\ 8S 04 23.5 | — 7^5 j. 

 I 28 06 37.851 — 1.36 j 

 | - 65 49 02.12J — 0.* : 4 j 





86 04 22 



in 06 37 



65 49 01 



80470. S' 

 I7U388 5 





j 



{.180 00 03.47 



1 ' " i 



12.95 4- 52J18Q 00 00 ' 





! «,*. 



(Woorachmalli, ... 

 ) Ku si betai i'.iemalii . 



............. 



1 ■.-■ ^i:r:::r. : ; 





Kunibetarine from Paulamalli 170388.5 fee*. 



IC 



'{.umbetarLneimlli, , . ...... . 



43 48 3 4 15} — 1.63 



91 22 02.12—3.45] i 

 j' 4 1 '49 3 4.7 1 j — 1 65 j : | 



43 48 32.5 

 91 21 54.5 



44 49 33.0 j 



L'ouriassinaMi statii.ii ; 



\ 

 1 Ponnasstaa 



1 



J 180 00 10 98 I 



6.74 



..+ 4.9 4 



180,0.0 00.0 



| 



Ill statioa from s , „■ . • ' -■>-•• ; "' 



241632. 9 

 1(57319.6 



