The effect of selected cleaning techniques on Berkshire Lee marble : a scientific study at Philadelphia City Hall / by V.G. Mossotti [and others].

Other author Mossotti, V. G.
Other author U.S. Geological Survey Library.
Format Software
Publication Info[Reston, Va.] : U.S. Dept of the Interior, U.S. Geological Survey, 2002.
Description1 CD-ROM ; 4 3/4 in.
Subjects

Portion of title Scientific study at Philadelphia City Hall
SeriesProfessional paper ; 1635
U.S. Geological Survey professional paper 1635. ^A414272
Abstract A scientific investigation of the effects of eight different cleaning techniques on the Berkshire Lee marble component of the facade of the East Center Pavilion at Philadelphia City Hall. The eight cleaning techniques evaluated were power wash, misting, gommage, combination, Armax, JOS, laser, and dry ice.
General noteTitle from disc label.
General noteShipping list no.: 2003-0003-E.
Technical detailsSystem requirements for Macintosh: Macintosh PowerPC processor; MAC OS software version 8.6, 9.0.4, 9.1, 9.2, or OS X (Some features of Acrobat 5.0 may not be available for OS 8.6 and OS X); 64MB RAM.
Technical detailsSystem requirements for Windows: Intel Pentium or equivalent processor; Microsoft Windows 95 OSR 2.0, Windows 98 SE, Windows Millennium, Windows NT 4.0 with Service Pack 5, or Windows 2000 or Windows XP; 64MB of RAM; Adobe Acrobat Reader (included on disc); CD-ROM drive.
GPO item number0624
Govt. docs number I 19.16:1635/CD