Finding Images in Books:
Using the subject heading field is extremely helpful in pinpointing books with lots of images. 
Try terms such as:
- portrait*
- photograph*
- "pictorial works"
- illus*
- plate*
For locations, use cities, states or countries:
- "reading pennsylvania"
- "united states"
For times/eras, use the century, decade or phrases that describe the era:
- renaissance
- 18th century
- nineteen fifties
For objects, try
- architecture OR dwellings
- bars (drinking establishments)
- art
- furniture
For style, try terms such as
- culture
- decoration
- design
- civilization
- social
Photographers Active During 2000-2010:
Subject Headings for Sweat:
Clothing and dress 21st Century
Pennsylvania (use in combination with other terms)
Photography, Industrial
Photography of interiors