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Animals of Hindustan monkeys called bandar that can be taught to do tricks
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue
A well-folded letter fits easily into the envelope and is easily removed by the person who receives ...
Some ignition coils are electrically connected, called married (top figure), whereas others use ...
(left) Urine sample from an unaffected person does not change color upon exposure to air. (right) Ur