Disasters

Free to read here, from Project Gutenberg.

Complete Story of the San Francisco Horror

Richard Linthicum and others

In Time of Emergency

United States. Office of Civil Defense, also an audiobook

Catastrophe and Social Change

Samuel Henry Prince, also an audiobook

Great Disasters and Horrors in the World's History

Allen Howard Godbey, also an audiobook

The Red Man's Revenge: A Tale of The Red River Flood

R. M. Ballantyne

When the Sun went out

Leslie F. Stone

When the moon fell

Morrison Colladay

The Doom of London

Fred M. White, also an audiobook