Die Natürlichen Veränderungen Helgolands und die quellen über dieselben
By: vorgelegt von Ernst Tittel.
Publisher: Druck von Pöschel & Trepte
Published: 1983
Place of publication: Leipzig
Language: ger
Format: Microform
Number of pages: 155
Notes: Microfilm. Washington, D.C. : Library of Congress Photoduplication Service, 1983. 1 microfilm reel ; 35 mm.
Thesis (doctoral)--Universität Leipzig, 1894.
Call number of original: GB214.H4T6.
Master microform held by: DLC.