Finished all work on Section 6 page 1, laid page one aside and started on next page. After about an hour of work, I figured out page 2 was on the back of page one and I had jumped to match drilling holes with the skin over an uncomplete skeleton! No problem, I kept wondering how I had gotten so far so fast. Finally realized page 2 was on the back of page 1. Need to start working with the pages installed into the binder! After I got back on track, no problems................