Letter, 'Effects of heat and cold on butterflies and moths' from Thomas Harmer to Samuel Clark

The transcript of this letter is not available online on Ɛpsilon.

Please cite as “RS-LP-001299,” in Ɛpsilon: Royal Society accessed on 30 April 2024, https://epsilon.ac.uk/view/epsilon-testbed/royal-society/letters/RS-LP-001299