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Pori'r archifau

XS/1072/210-222

Mechanisation at Marchlyn Quarry

Teitl Eitem	Disgrifiad	Dyddiad Archif
XS/1072/210	A bulldozer, a scoop and an 18-ton dumper lorry work as a team at Marchlyn on site clearance at one of the upper galleries. (Notes on back re Marchlyn Quarry.)
XS/1072/211	A bulldozer empties its spoil into the dumper at Marchlyn.
XS/1072/212	A dumper full of spoil leaves for the tip as another one returns, Marchlyn.
XS/1072/213	A bulldozer empties its load into the waiting dumper, Marchlyn.
XS/1072/214	A lorry being loaded with slate slabs at the rock face before transfer to covered workshops, (details on back) Marchlyn.
XS/1072/215	A caterpillar excavator working with a dumper in clearing rubble, Marchlyn.
XS/1072/216	An excavator loading a lorry with rubble at Marchlyn.
XS/1072/217	Slate rock at Marchlyn showing through the clay. A dump truck returns in the background.
XS/1072/218	A 4" Halco Stenrick drill in operation at Marchlyn.
XS/1072/219	A bulldozer at Marchlyn.

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Yn unol ag arfer arferol archifdai yng Nghymru, cyflwynir manylion pob dogfen yn iaith y ddogfen honno. Lle mae'r manylion yn ymddangos yn Gymraeg, Cymraeg yw iaith y ddogfen; ac os yn Saesneg y dangosir y manylion, Saesneg yw iaith y ddogfen honno.