Here we connected:
Poul Anderson's time travel fiction to Arthur Conan Doyle's detective fiction;
SM Stirling's alternative history fiction both to Doyle's historical fiction and to Anderson's fantasy alternative history.
We also summarized the military history of the Loring family.
Here we discussed the implications of works of cosmic sf by Anderson, Stirling and others.
Thus, we compared four genres:
sf (time travel, alternative history, cosmic);