Let's Collect Rocks and Shells[BACK COVER]Reading editionChapter navigation13 reading sectionsGo to chapterChoose a chapter…Front matterIntroductory materialINTRODUCTIONSEASHELLS. . .WHAT ARE THEY?THE SHELL AS AN ARCHITECT. . .HOW DOES HE DO IT?LET'S MEET SOME SHELLSWHERE TO LOOK*STARTING A COLLECTION. . .HERE'S HOWNOW LET'S LOOK AT ROCKSMAIN KINDS OF ROCKSCOLLECTINGGEMS FOR THE LUCKY FEW[BACK COVER]Previous chapter ←GEMS FOR THE LUCKY FEWEnd of this editionAll chapters and sections (13)Opening pagesFront matterIntroductory materialOther sectionsINTRODUCTIONSEASHELLS. . .WHAT ARE THEY?THE SHELL AS AN ARCHITECT. . .HOW DOES HE DO IT?LET'S MEET SOME SHELLSWHERE TO LOOK*STARTING A COLLECTION. . .HERE'S HOWNOW LET'S LOOK AT ROCKSMAIN KINDS OF ROCKSCOLLECTINGGEMS FOR THE LUCKY FEW[BACK COVER]A Brontosaurus◇Shell Oil Company◇Revised 8/88◇← GEMS FOR THE LUCKY FEW