A short history
DAVIDSON & CO. OF BELFAST
with acknowledgements to the
Linenhall Library Belfast,
Belfast Central Library and the
Public Record Office of Northern Ireland,
for their assistance and information.
Davidson & Co continued the development of equipment for cooling,drying, dust collecting, heating, ventilating, mechanical draught, pneumatic conveyance and mechanical handling; for mine ventilation they manufactured some of the largest fans in existence. They also began to make large air pre-heaters for use in conjunction with their fans, mostly for power station use.