Another Fort on the Wall of Peking
This fort is filled with carronades, old guns still kept there, though absolutely useless, being honeycombed with disuse and rust.
Colossal Astronomical — Instruments on the Peking Wall
Many hundred years old, but as bronze castings they are reckoned to be amongst the finest in the world. And as astronomical instruments their results differ very little from those obtained by astronomers from appliances of the most modern construction.