| +-----+-----+-----+-----+-----+-----+ | 15 | -0·32 | 31 |-0·50| .. | 6·31| 8·68| .. | | | +-----+-----+-----+-----+-----+-----+ | 20 | -0·39 |Mean.|-0·54| 0·74| 3·27| 8·00| 8·62| | | +-----+-----+-----+-----+-----+-----+ | 25 | -0·46 | | | | | | | | 30 | -0·46 | | | | | | | | -----+---------+ | | | | | | | Mean.| -0·34 | | | | | | | | =====+=========+=====+=====+=====+=====+=====+=====+=====+======== Zero is R. L. 85·00 metres. 1877 =====+=========+=====+=====+=====+=====+=====+=====+=====+======== Date.| Month. |Date.| May.|June.|July.| Au- |Sept.|Date.|Month. | | | | | |gust.| | | -----+---------+-----+-----+-----+-----+-----+-----+-----+-------- |January. | | | | | | | |October. 1 | 2·62 | 1 | 0·35| 0·19| 1·30| 4·72| 6·18| 1 | 6·04 5 | 2·54 | 2 | 0·37| 0·22| 1·48| 4·74| 6·20| 5 | 5·64 10 | 2·42 | 3 | 0·37| 0·24| 1·63| 4·74| 6·25| 10 | 5·21 15 | 2·26 | 4 | 0·35| 0·26| 1·75| 4·74| 6·27| 15 | 4·92 20 | 2·13 | 5 | 0·35| 0·28| 1·81| 4·88| 6·27| 20 | 4·63 | +-----+-----+-----+-----+-----+-----+ | 25 | 1·99 | 6 | 0·33| 0·31| 1·86| 4·85| 6·27| 25 | 4·53 30 | 1·81 | 7 | 0·33| 0·31| 1·90| 5·03| 6·22| 30 | 4·09 +---------+ | | | | | | +-------- Mean.| 2·25 | 8 | 0·35| 0·33| 1·97| 5·26| 6·18|Mean.| 5·01 -----+---------+ | | | | | +-----+-------- |February.| 9 | 0·40| 0·37| 2·04| 5·39| 6·11| |Novemb. 1 | 1·77 | 10 | 0·42| 0·46| 2·13| 5·35| 6·09| 1 | 3·88 | +-----+-----+-----+-----+-----+-----+ | 5 | 1·70 | 11 | 0·42| 0·55| 2·26| 5·37| 6·13| 5 | 3·73 10 | 1·57 | 12 | 0·40| 0·69| 2·44| 5·37| 6·16| 10 | 3·61 15 | 1·39 | 13 | 0·37| 0·80| 2·71| 5·41| 6·13| 15 | 3·41 20 | 1·25 | 14 | 0·33| 0·87| 3·01| 5·55| 6·07| 20 | 3·23 25 | 1·17 | 15 | 0·28| 0·91| 3·23| 5·75| 6·02| 25 | 2·94 | +-----+-----+-----+-----+-----+-----+ | 28 | 1·17 | 16 | 0·26| 0·96| 3·32| 6·07| 6·00| 30 | 2·67 +---------+ | | | | | | +-------- Mean.| 1·43 | 17 | 0·24| 1·03| 3·32| 6·18| 6·02|Mean.| 3·35 -----+---------+ | | | | | +-----+-------- | March. | 18 | 0·22| 1·07| 3·28| 6·22| 6·04| |Decemb. 1 | 1·14 | 19 | 0·17| 1·09| 3·21| 6·34| 6·00| 1 | 2·60 5 | 1·09 | 20 | 0·17| 1·09| 3·23| 6·40| 5·95| 5 | 2·51 | +-----+-----+-----+-----+-----+-----+ + 10 | 0·96 | 21 | 0·15| 1·09| 3·32| 6·29| 6·02| 10 | 2·40 15 | 0·78 | 22 | 0·15| 1·07| 3·46| 6·18| 6·11| 15 | 2·22