When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Contents: Preface. Part II: Orienting to Locations and Objects.R. by John E. Richards. Edited by John E. Richards. Author John E. Richards. Affiliation University of South Carolina, USA. Language English.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.