Image
from article Stereophonic radio transmission
Baseband spectrum of an FM stereo signal. This audio and supersonic spectrum is frequency-modulated onto a radio-frequency carrier.
Search Results
Search Results
Refine this search
Search result paging links
4,729 results
Image
from article Video disk
DVD operational principles.
Image
from article Galliformes
White-tailed ptarmigan (Lagopus leucurus), Glacier National Park, Montana. (Photo by Gerald and Buff Corsi, copyright © California Academy of Sciences)
Image
from article Echinoida
Tripneustes ventricosus (Lamarck), tropical eastern and western Atlantic, found at depths of 0–55 m (0–180 ft). (From G. Hendler et al., Sea Stars, Sea Urchins and Allies: Echinoderms of Florida and the Caribbean, Smithsonian Press, Washington, DC,…
Image
from article Echinoida
A pyramid from Aristotle's lantern, showing epiphyses joined and tooth with keel. (After H. L. Hawkins, The lantern and girdle of some Recent and fossil Echinoidea, Philos. Trans. R. Soc. Lond. Ser. B, 223:617–649, 1934)
Image
from article Echinoida
An ambulacral plate from the test, with the lowest element being the largest. (After T. Mortensen, A monograph of the Echinoidea: Camarodonta, C. A. Reitzel, Copenhagen, 1943)
Image
from article Food manufacturing
Image
from article Food manufacturing
Average composition of the United States diet dry weight per capita per day. Prior sanctioned substances were specifically approved by FDA or USDA for use in food prior to the passage of the Food Additives Amendment in 1958.
Image
from article Food manufacturing
Rank ordering of food ingredients by per capita annual disappearance.
Image
from article Food manufacturing
