Catálogos de Bibliotecas 198 Repositorios 145 Revistas 9

Glass plate -- Photograph 159 Placa de vidrio -- Fotografía 159 Arquitectura 53 Construcción -- Fotografías 53 Building -- Photographs 52 Buildings 51 Argentina 41 BUILDINGS, STRUCTURES, ETC 35 ENGINEERING 33 ARQUITECTURA 22 Observatories 22 HISTORY 19 BUILDINGS 18 Building blockes 18 article 18 Augers 16 Buenos Aires (Argentina) -- Edificios, estructuras, etc. -- Fotografías 16 PEACE-BUILDING 16 BUILDING 15 Edificios industriales -- Diseño y construcción -- Fotografías 15 Industrial buildings -- Design and construction -- Photographs 15 Cosmic rays 14 Mountain building 14 South America 14 BUILDING MATERIALS 13 Building materials 13 Building materials -- Photographs 13 Urbanismo 13 Andes 12 BUILDING CONSTRUCTION 12