GDL direction slab, Shing Mun Reservoir [????- ] | Gwulo: Old Hong Kong

GDL direction slab, Shing Mun Reservoir [????- ]

Current condition: 
Ruin

Year completed is: Accurate
Condition at last visit: Top face complete, all directions visible
Date of last visit:
Ref: ROB-01049
Other:

Text on slab:

L 104