From left, Ted Pomeroy, Martin Snyder and Tim Knighton of the Library of Congress Stonemason Division, work on removing mortar from a granite bench...
Martin Snyder of the Library of Congress Stonemason Division, removes mortar from a granite bench on East Capitol Street, in order for it to be...
Mike Davies makes decorative Welsh lovespoons in the Wales section of the Smithsonian Folklife Festival, July 2, 2009.威爾斯文化
Ella DuCharme of Texas, chisels Indiana limestone at the stone masonry exhibit at the Smithsonian Folklife Festival.
An Indian labourer chisels stone into bricks on the outskirts of Hyderabad on April 21, 2010. April 22 marks the 40th Earth Day, which urges local...
An Indian labourer chisels stone into bricks on the outskirts of Hyderabad on April 21, 2010. April 22 marks the 40th Earth Day, which urges local...
