I have 4 groups of instructional materials on Ebay.
https://www.ebay.com/itm/192498953332?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498944096?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498928473?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498902582?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498953332?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498944096?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498928473?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649
https://www.ebay.com/itm/192498902582?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1558.l2649