Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
plane-tabling
[img_assist|nid=11991|title=|desc=|link=none|align=right|width=150|height=83]A quick method of mapping areas of open country using a plane table and alidade.
The monthly journal for the quarry products industry.