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Credit
De rariori et singulari animalium quorundam vertebratorum habitu, anomalum interdum vel luxuriantem naturae formatricis typum arguente : prolusio academica, qua die XI Maji natalicia Joannis Friderici Blumenbach ... pia grataque mente celebrat / Fridericus Sigismundus Leuckart. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.