Algae, lichens and moulds
Catt, R.
Algae, lichens and moulds - 1994 - CSM (Chartered Surveyor Monthly) 3(7) April 1994, 33(1) .
Offers advice on treating algae, lichens and moulds when cleaning buildings.
ALGAE
LICHENS
MOULD
STONE CLEANING
Algae, lichens and moulds - 1994 - CSM (Chartered Surveyor Monthly) 3(7) April 1994, 33(1) .
Offers advice on treating algae, lichens and moulds when cleaning buildings.
ALGAE
LICHENS
MOULD
STONE CLEANING