References: Online Books Online Books | Online Journal Articles | Current Online Preprints | Other Online Resources | Print Resources Sort : author | title A | B | C | D | E | F | G | H | K | L | M | N | O | PQ | R | TU Briefe aus Philadelphia by Reuleaux, Franz (Author). (1877) Buy print edition A | B | C | D | E | F | G | H | K | L | M | N | O | PQ | R | TU