Martine-Barnes, Adrienne. The Swords Sequence
What if: An alteration in the progeny of Henry II resulted in a different English royal succession. Also, magic works.
Series note: In order, The Fire Sword, The Crystal Sword, The Rainbow Sword, and The Sea Sword.

Martine-Barnes, Adrienne. The Fire Sword
Divergence: 1189 CE
Summary: A woman from our world visits a different olde England.
Series note: First in The Swords Sequence.
Published: Avon 1984, 1988 (038087718Xw88 android); Headline 1989 (0747232563BUY).

Martine-Barnes, Adrienne. The Crystal Sword
Divergence: 1189 CE
Series note: Second in The Swords Sequence.
Published: Avon 1988 (0380754541BUY); Headline 1989 (074723292X).

Martine-Barnes, Adrienne. The Rainbow Sword
Divergence: 1189 CE
Series note: Third in The Swords Sequence.
Published: Avon 1988 (038075455XBUY); Headline 1990 (0747234108BUY).

Martine-Barnes, Adrienne. The Sea Sword
Divergence: 1189 CE
Series note: Fourth in The Swords Sequence.
Published: Avon 1989 (0380754568w88 androidBUY); Headline 1990 (0747234183).