The 2009 crisis resulted in huge losses in market values of companies; their book values — which are estimated from past transactions — remained essentially the same. (globaleducationmagazine.com)
In which case, you can ask the prior owner or their old broker for past transaction statements. (novelinvestor.com)
What are some good ways to see past transactions, properties other investors in the areas have bought? (biggerpockets.com)