These are probably available for free on the internet somewhere (if readers find them leave a comment and I’ll update with hyperlinks):
Asset Bubbles and Market Crises by Norman and Thiagarajan
The Effect of Federal Reserve Policy, Yield Curves, and Current Level of Interest Rates on Equity Returns by Volkman, Laforge, and Dudney
The Myth of 1926: How Much Do We Know About Long-Term Returns on U.S. Stocks by McQuarrie