Vintage Family Trees

One of the quirks of Lovecraft's work is how often genealogy comes up. Stories like "The Shadow Over Innsmouth" and "The Dunwich Horror" feature the frequently repeated theme of bloodlines tainted by Mythos influence, and "The Thing at the Doorstep" is a particularly icky take. That's why I was happy to discover some excellent vintage family tree certificates at the "Oh So Nifty Vintage Graphics" crafting site. This one is available over here...

...or try this calligraphic example. 

They're an ideal way to introduce clues involving family relationships into a tabletop or live action game.