Fomm, L. - Die Wellenlänge der Röntgen-Strahlen.

München, F. Straub, 1896. 8vo (21.5 x 14.3 cm). four pp.; original printed wrappers. Early paper on the wavelength of Röntgen rays, written by the German physicist Ludwig Fomm (1860-1933), known also from his 1890 thesis, Phosphoro-Photographie des Sonnenspectrums, and other papers, e.g. in the Annalen der Physik. Rare offprint from the Sitzungsberichten der mathematisch-physikalischen Classe der k. bayerischen Akademie der Wissenschaften. XXVI(2). Some light pencil notes on the front wrapper, otherwise a near mint copy.

See/Hide Conditions of Sale

Following conditions of sale apply:
Verkoopvoorwaarden

Accepted methods of payment:
Banktransfer and credit card (VISA, AMEX, MASTER CARD ; we wills en you a secure payment link (Adyen) ), PayPal.
Payment in installments is sometimes possible and can be discussed.

Payment conditions:
New customers will receive a pro-forma invoice by email or post or need to supply credit card details.
Payment is due in two weeks after the date of invoice. Buyers within the EU must also pay VAT (Value Added Tax), based on the rates in the country of the buyer: low rate on books and high rate on prints, manuscripts and original artwork, unless they posses a VAT registration number. All goods remain our property until payment is received in full. Reg. dep.

Returns:
Returns are accepted within 10 days after receipt, if our description is incorrect.