After my DH and I decided to go with the older Dolciani math textbooks, I started my search for the books on-line. My 1st purchase was made on April 21, 2008, and I received my last book of the series yesterday, June 23, 2008. Here's what I ended up with:     Modern Algebra Structure & Method Book 1 Teacher's Edition and Student Text with answers (1965)   Modern Geometry Structure & Method Teacher's Edition and Student Text (1965)   Modern School Mathematics Algebra 2 & Trig