Road Building in the Forest
Caterpillar and Plough
Ploughing
Two Forestry Workers in Front of Caterpillar
Worker on Caterpillar
Forestry Commission Nursery at Slebech (3)
Forestry Commission Nursery at Slebech (4)
Forestry Commission Nursery at Slebech (6)
Forestry Commission Nursery at Slebech (7)
Building of Llyn Brianne Dam Wall
Interior view of Cwm Dyli Hydro Electric Power...
Unknown part of machine, circa 1930s
