Willie Lincoln plaque

[Steve]

Here's a link to the WorldCat entry the Lincoln museum put up for the Miner Hill memoir:

https://www.worldcat.org/title/papers-19.../686747683

The 1923 date and the wording "Memoir of N.W. Miner's connection to Lincoln as recollected by Hill from stories her father told" should give one pause if this is the origin of the Lincoln opening Willie's casket at the vault story.