A short excerpts from the third chapter: Petzval
(6) Eder J.M. History of Photography. 1932.
(13) Sitzungsberichte der mathematisch-naturwissenschaftlischen Classe der Kaiserlichen Akademie der Wissenschaften. Wien 1857 (Proceedings of the conference of doctors and naturalists of the Imperial Academy of of Science, Vienna) 1857. Published in 1858. The drawing was published in the "Report on Dioptric Research" which Petzval presented at the conference and which was published in the proceedings of the meeting in 1857.
(20) Eder J.M. p. 281.
(23) Eder J.M. 1932. p. 293.
(27) Von Rhor p. 415.