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.].
Series U.S. Geological Survey professional paper ; 1635.Detalles de publicación: [Reston, Va.] U.S. Dept of the Interior, U.S. Geological Survey 2002.Descripción: 1 CD-ROM 4 3/4 inOtro título:- Scientific study at Philadelphia City Hall
| Imagen de cubierta | Tipo de ítem | Biblioteca actual | Biblioteca de origen | Colección | Ubicación en estantería | Signatura topográfica | Materiales especificados | Info Vol | URL | Copia número | Estado | Notas | Fecha de vencimiento | Código de barras | Reserva de ítems | Prioridad de la cola de reserva de ejemplar | Reservas para cursos | |
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| Disco | Biblioteca Encarnación Valdés Sala de Referencia bev | R 691.2 E271 CD (Navegar estantería(Abre debajo)) | 2002 | Disponible | 80000002230608 |
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.
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