# Perfectly Reasonable Deviations from the Beaten Track

> posthumous collection of letters written by Richard Feynman and his correspondents

**Wikidata**: [Q7168127](https://www.wikidata.org/wiki/Q7168127)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Perfectly_Reasonable_Deviations_from_the_Beaten_Track)  
**Source**: https://4ort.xyz/entity/perfectly-reasonable-deviations-from-the-beaten-track