In an email from DOUGLAS RICHARDSON he advised me of the following:
1 PLANTAGENET ANCESTRY
by Douglas Richardson, 2011, 2nd edition (3 volumes)
2 MAGNA CARTA ANCESTRY
by Douglas Richardson, 2011, 2nd edition (4 volumes)
3 ROYAL ANCESTRY (includes everything in 1 & 2 above +1000pages)
by Douglas Richardson, 2013, 1st edition (5 volumes) $195 on Amazon
None of his books are available digitally so far!