Physical Description: 9,503 Photographic PrintsBox Labels (by topic): Agriculture I Agriculture II (1988-1990) Agriculture ill Bonzi Dumping Site - Modesto Ceres Crows Landing Dams, Lakes & Rivers Dams, Lakes & Rivers II Don Pedro Dam Don Pedro Dam - Old and New Empire area Farms Freeways, Roads & Bridges Gustine Highways & Roads Industry I Industry II Industry III Industry IV Jackson Jackson City Flight Jamestown Knights Ferry LaGrange Lodi Manteca McClure Dam & Lake Merced County - Small Towns Modesto Modesto and Others - 1988-1990 Modesto - Claus, Scenic & Yosemite Roads Modesto - Down Town Area Modesto - 3,000 ft. Modesto - 4,000 ft. Modesto - 10,000 ft. Modesto - Low Altitude Photography Modesto - McHenry Ave. Area Modesto - 1947-48 Modesto - 1978-79 Modesto - Oakdale Rd. Area Modesto - Prescott Area Modesto - Vintage Faire area Newman Oakdale Pacheco Pass & San Luis Reservoir Patterson Railroad - Modesto & Empire Traction Recreation Ripon Riverbank Salida Santa Nella Schools - Stanislaus Co. Sonora Stockton Subdivisions - Modesto & other areas Towns, Small Turlock Westley

Contains 51 years of aerial photography (1947-1998) of the San Joaquin Valley in Central California. There are 9,503 photographs measuring 8" x 10" and 11 x 11" housed in 82 boxes. Each box is specifically labeled by the topic.

Physical Description: 6,447 Photographic Prints6,447 photographic prints (8 x 10" & 8.5 x 11")

Physical Description: 165 Photographic Slides165 exhibition photographs (11 x 14")

Physical Description: 1,860 Volumes1,860 rolls of film negatives

This section consists of 61 years (1939-2000) of journalistic photography of Portugal, Azores and areas of Portuguese culture in North and Central America focusing on life, activities and culture. There are 6,447 photographs, 8" x 10", housed in 205 boxes. Each box is specifically labeled by topic.

Physical Description: 33 Volumes33 color slide and sound features

Physical Description: 1007 Volumes1007 color slides and sound features

Physical Description: 3297 Volumes3297 color slides supplement

Physical Description: 38 Volumes38 sound tapes, pre-recorded for synchronized features

Physical Description: 34 Reels34 carousel reels to house and project photography slides.

There are 4,304 color slides in the Dias Photographic Collection, Portuguese Culture Portfolio Slide and Sound Features Section, taken from 1964-1998 in Portugal, Azores Islands, Madeira, and California,by Manuel Peixoto Dias. These color slides capture the geography, social life and customs of the Portuguese so important to the study of that colorful and transported culture.

Of the 4,304 color slides, 3,297 are housed in small slide boxes or in 18 slide carousels for easy access and are categorized by various Portuguese activities. The other 1007 color slides are found in 16 slide carousels and are accompanied by sound narration (audio-tapes) in Portuguese (5) and English (33) for use in travelogue presentations.