AE RamFactor User's Manual v1,62 - Readable.pdf (is in read-order):

1. If you set your printer to print single-sided pages.  It will print these read-order pages on the front-side of 74 half-letter-sized pages.  

2. If you set your printer to print two-sided pages.  It will print the odd-numbered read-order pages on the front-side of 37 half-letter-sized pages; then, it will wait for you to turn the pages over side-to-side; then, when you tell it to resume printing, it will print the even-numbered read-order pages on the back-sides of the 37 pages.  

