1 "Ficheiro:Papers,_letters_and_journals_(IA_paperslettersjou00pear).pdf".

Ficheiro:Papers, letters and journals (IA paperslettersjou00pear).pdf

Archive Internet Archive ID: paperslettersjou00pear described at URL: https://archive.org/download/paperslettersjou00pear/paperslettersjou00pear.pdf...