Open figure viewer
Keywords:
MECHANICAL,
QUARRYING,
IRONSTONE,
METHODS,
MACHINERY,
PLANT,
QUARRIES,
DEPOSITS,
OOLITIC,
LIASSIC,
OVERBURDEN,
EXCAVATING,
DIGGERS
This content is only available via PDF.
© Thomas Telford and ICE
1917
You do not currently have access to this content.
