"Braintree Warner's Silk Mill"
"Braintree Warners Silk Mill"
"Braintree Warners Silk Mill"
"Braintree Silk Mill"
"Lowell, USA, Lowell Mill, Floor beams"
"Lowell, USA, Lowell Mill, beams in Visitor Centre"
"Lowell, USA, Hamilton Mills, velvet loom"
"Lowell, USA, Hamilton Mills, concrete & steel"
"Lowell, USA, Hamilton Mills"
"Lowell, USA, Hamilton Steam Mill & Offices"
"Lowell, USA, Appleton Steam Mills"
"Lowell, USA, Suffolk Textile Mill"
"Lowell, USA, Hamilton Canal & Appleton Mill"
"Lowell, USA, Massachusetts Mills"
"Lowell, USA, Massachusetts Mills"
"Lowell, USA, Massachusetts Mills from river"
"Lowell, USA, Massachusetts Mills & Concord River"
"Lowell, USA, Boot Mills & water intake "
"Lowell, USA, Steampowered Boot Mill "
"Lowell, USA, Waterpowered Boot Mills "