01988nam a2200349Ia 4500 269309 OCoLC 20160527194017.0 co cg--------- 030128s2002 vau f m f eng c GPO GPO OCLCQ pcc PUXA 0624 I 19.16:1635/CD R 691.2 E271 CD 22 The effect of selected cleaning techniques on Berkshire Lee marble [electronic resource] a scientific study at Philadelphia City Hall by V.G. Mossotti ... [et al.]. Scientific study at Philadelphia City Hall [Reston, Va.] U.S. Dept of the Interior, U.S. Geological Survey 2002. 1 CD-ROM 4 3/4 in. Professional paper 1635 Local 154166 Title from disc label. Shipping list no.: 2003-0003-E. 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. System 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. System 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. Building stones Cleaning. Local 66568 Marble Cleaning. Local 130739 Mossotti, V. G. Local 139354 U.S. Geological Survey Library. Local 182291 U.S. Geological Survey professional paper 1635. 194412 194412 0 0 ddc 0 R_691_200000000000000_E271_CD 0 evd 225346 10 10 9 2016-05-27 Federal Depository 383173 0 R 691.2 E271 CD 80000002230608 2016-05-27 00:00:00 2002 r:269309 3