Leveling from Shccrnessto Lnndon Bridge. 189 



SO'll+S Standard on Erith church. 



11 -5407 Marshes of Woolwich. 



22*8830 Standard in arsenal, Woolwich. 



23'2387 1^ iu corner stone near Officers' garden. 



23 '3993 D top of 4i-mile post, in river. 



23*6786 D on stone at west end of Dockyard. 



23*3356 Brass standard in Dockyard, east point of mast slip. 



31*6786 Cj^ on small north-east gate-way from main road 



Greenwich. 

 162*361 8 Small brass standard under transit instrument 



Greenwich College. 

 26*7968 Little brass standard on plinth of statue of Geo. II. 



Greenwich College. 

 23*5819 D on iron plate near south side of lock on City 



canal. 



HW 



19*7373 City canal ^-—- Trinity. 

 ^ 1800 *' 



23*0617 High tide, City canal, 21st of November 1827. 



22*9829 Brass standard, West India Docks. 



20-64-62 XXIII. Ditto. 



24*1229 Brass standard at Regent's canal. 



21*8921 XXI. mark at Ditto. 



20*1251 High-water mark on Ditto. 



25*4381 Standard at London Docks, south-west pier. 



HW 

 1^-6699 XXIII. 18 feet - ,4^ Trinity. 



1800 -^ 



18*0029 Mean high water, London Docks. 



19*6511 Spring tide high water, Ditto. 



1 -rr-q 4 Spring tide low water, Ditto. 



16*2739 Neap tide high water, Ditto. 



10*5959 Mean level. Ditto. 



37'7726 D on top of granite post near entrance from Rat- 



clifF Highway. 



34*8457 on top of gun near eastern basin. 



25*9954 Brass standard, St. Catherine's Dock. 



HW 

 19-7391 XXVIIL ^i^ Trinity. 



1800 ^ 



22*9665 Standard at Traitors' Arch, Tower. 



HW 

 19*5190 London Bridge, west side, -,^_- Trinity. 



19*2844 New London Bridge, brass standard at landing- 

 place. 



B. Bevan. 



