rotograph

rotograph

(ˈrəʊtəˌɡrɑːf)
n
a photograph, esp of a manuscript or book, which is printed white on black
References in periodicals archive ?
The publisher is the Rotograph Company of New York, although the card is clearly related to the St Louis World's Fair series issued by Adolph Selige Publishing Company.
The Company formally unveiled its new Rotograph Digital (TM) Panoramic X-Ray machine and software at this major international exhibition under its Dent-X brand.
The Rotograph Digital is a critically strategic product launch for the Company, as it is targeting one of the fastest growing market segments today: value-priced, high quality, digital panoramic x-ray machines.
Dent-X has sold the analog film-based version of the Rotograph Plus for many years.
11) For a biographical sketch of Mullah Shah Badakhshi's lift and works see Tawakkul Beg's Sufi treatise, Nuskhah-i Ahwal-i-Shahi (Persian), MS British Museum, 3203, Rotograph (No.