"Wissenschaftliche Beobachtung." . . "Sciences Collections." . . "Chemie." . . "Buchanan, J. Y." . . "Reasoning." . . "Chemistry." . . "Sciences Collections Collections." . . "Meereskunde." . . "Observation." . . . . . . . . . . "Comptes Rendus of Observation and Reasoning"@en . . . . . . . "Comptes rendus of observation and reasoning" . "Comptes rendus of observation and reasoning"@en . . . . . . . . . . . . . . . . "Comptes rendus of observation and reasoning, by J. Y. Buchanan" . . "Comptes Rendus of Observation and Reasoning. [With a portrait.]"@en . . "Comptes Rendus of Observation and Reasoning. [With a portrait.]" . . . .