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[[preprinted blue page number: 49]] M. May 20/61 Mony May 20/61 contd. [[underlined]]Commence return fr. head of Rescue Bay[[/underlined]] Course Paces 156 [2nd Ob. Mount [Ex. S.E. trend of land} 166 [ Hall Isld} [Fr. Head 141 [C.E. Field Mt 336 [Grinnell Mt 195 1/8 mile from 2nd Obs. Mt. 10 rods out in Head of [[Bay - [W.Hd of Bay 62 [2nd Obs. Mt - [[?297]] [ [[?Channel]] Mt N.W. Ext. 19 164 1800 500 [[wavy line across page]] Sat May 25/61 Sat May 25/61 [[underlined]]A M/ & P.M. Observations for time & Varn.[[/underlined]] Rescue's Chron. Az. Comp. Bear of [[sun symbol]] A.M. h1.m38.s20 76°.50' 354° = 174° [[wavy line]] {Result {M.T . 9.0.18 {Ch T.1.38.20 { _______ { 4.38.02 { 4.20.00 { _______ { 18.02 R Chr. fast 2.08.25 82.12 - 344 - " [[for 180°]] - 164 2.12.00 82.48 - 343 - " - 163 2.15.47 83.25 - 342 - " - 162 _______ _____ 36.12 248.25 _______ ______ 2.12.04 82.48.20 9.33.34 ________ _______ 41.24.10} Result M.T. Res H h9.m33.s34 4.38.30 cor 16.51} 4.20.00 ________} _______ 41.39.01} Fast 18.30 Diff of Chr. 12.10.5 _______ G.H. fast 6.19.5 [[boxed note to right]] May 25/61 Mean of 3 Obs A.M. for Variation Obs. 41°.24'.10" -- 163° - Result_N.63°.54' W. [[wavy line]] P.M. Mean of six Obs. for Time May 25/61 h7.m38.s28 37°.41'.00 - Result M.T. Res Hr h3.m1.s10 _________ 4. 37 .19 4.20.00 R fast 17.19 G.H.Do 12.10 _____ G.H fast 5.09 ==== [[boxed note in left column]] h7m44.s00 ☉| to Fr. H. - 62°.12' 7.59.30 ☉| to Gr. Mt. Peak 81.39 [[/boxed note in left column]] Mean of 3 Obs.for vartn. P.M. 37°.20'.30" - 60°.10' - Result N.60.22W There is an increase of Error by the Compass not reversing as it should, & also by the large daily Var. - Taking A.M. & P.M. observations & detg the Mean it will be seen that the variation is 62°.08' 3 P.M. Peak of Grinnell Mt base by Az. (needle an extremely light and sensitive one 337° a fact that there is a very great diurnal change of variation at this point, full 1 degree in 5 hours! - [[wavy line across page]] Sun May 26/61 Sun. May 26/61 Merid Obs. - for Lat. - & Var Mean of seven - True Alt. 48°.20'.34" = Lat. 62°.52' A.M "[[for Mean]] of six Obs. Alt. 48.2.10 "[[for Mean]] Time h4.45.2 Bearing - - 112.30' P.M. Obs. for Time Alt. Mean of 5 - ☉[[sun symbol]] ° ' " _________ 8.5.35 Result App. Time h3.m31.s07 ______ 3. 14 _________ 4.37.53 3.27 .53 4.20.00 _______ Chr. 17.42 fast =====