”7-1 5 Col. roy’s Experiments for 
N° 2. 
tnear Tay- 
-b ridge in 
-Perthfhire. 
Fccr. 
^Station at the Eaft-gate of Caftle Mcnzie’s gardens 1 M t 
near the village of Weem, and top of Weem Craig, j / w+ 
The faid ftation, ancl top of Bolfracks Cairn, — 1076* 
The faid ftation, and top of Dull Craig, — 1244J 
The faid ftation, and top of Knock farle, — 1364I 
< The faid ftation, and that at the rivulet of Glenmore,! T 
below the South obfervatory on Schihallien, — J /y+ 
The faid ftation, and South obfervatory, — — 2098 
The faid ftation, and Weftcrn fummit of Schihallien, 3281 
Station at the rivulet of Glenmore, and the South ob- 003 
- fervatory, — — — — J 1 * 
•near Lanark, 
f Level of the Clyde at Lanark-bridgc, and ftation in 1 
1 the garden at Lanark, — — J 
J Ditto level, and top of Stonebyre hill, — — 
j Robinhood's welJ, before Carmichael-houfe, and top\ 
of Tinto, four feet below the fummit of the Cairn, J 
^Ditto well, and Weft end of Carmichael-hill, — 
3621 
654 
16421 
45 J i 
N° 4. 
near Edin- 
burgh. 
* Leith pier-head, and top of the Calton-hill, — 
Leith pier, and fummit of Arthur’s Scat, — — 
Leith pier, and Kirk-yetton Cairn, on the Eaft-end of 
the Pentland hills, — — — 
Calton hill, and ditto Cairn, — — • — 
Level of Hawk-hill ftudy, and top of Arthur Seat, 
Hawk-hill obfervatory, and bottom of the little rock 
on Arthur Seat, feet below the fummit, — 
-Hawk-hill garden-door, and ditto little reck, — 
344 
803 
1544 
I2CO 
702j 
684 
73 °+ 
N° 5. 
near Lin- 
houfe. 
'Linhoufe, and Eaft Cairn-hill, 5 feet below the fummit, 
Ditto, 1 8 feet below the top, — — 
Linhoufe, and Weft Cairn-hill, 1 1 feet below the top, 
' Ditto, and Corftown hill, 4 feet below the top, — 
Corftown-hill, and Weft Cairn-hill, — — - 
Ditto, and Eaft Cairn-hill, — — — 
1 x 7 6 £ 
uySI 
3 86 i 
N* 6. 
near Carnar- 
von in North 
Wales. 
} Carnarvon Quay, and Snowdon Peak, 
Ditto, and fummit of Moel Eilio, 
To enter into a minute detail of the geometrical ope- 
rations, whereby the whole of thefe vertical heights 
were 
