Otis College of Art and Design

2015년 9월 26일에 확인함.  “Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000” (PDF). United States Census Bureau. 2001년 4월 2일. 2014년 12월 18일에 원본

Northampton & the Bridget Riley op-art design featured on the cover caught my eye & I purchased it on the strength of this alone as I was not familiar with