...Simple lenses or dissecting microscopes... 
Worrallo Whitney 「A Guide for the Study of Animals」
...Simple lenses andcompound microscopes...
Worrallo Whitney 「A Guide for the Study of Animals」
...Simple orcompound microscopes, forceps, and a bristle...
Worrallo Whitney 「A Guide for the Study of Animals」
...Living birds, as perhaps pigeons, or mounted or stuffedskins, separate feathers, portions of feathers, microscopes...
Worrallo Whitney 「A Guide for the Study of Animals」
...Most microscopes are furnished with a revolvingdiaphragm, with three holes, of different sizes, todiminish the quantity of light that is admitted to theobject...
Henry J. Slack 「Marvels of Pond-life」
...These eggs, as far as the microscopes can tell, differ in no respect from the others, the older ones...
J. Henri Fabre 「Bramble-bees and Others」
...The great scientist was stoopingover, looking at the balances of the indicatorsthrough microscopes...
Various 「Astounding Stories of Super-Science April 1930」
...For reading thedelicately engraved marks and figures on the silver, microscopes arenecessary...
Robert Stawell Ball 「The Story of the Heavens」
...The eyepiecesusually furnished with telescopes are, in theiressential principles, compound microscopes, and they areof two descriptions, "positive" and "negative...
Garrett Serviss 「Pleasures of the telescope」
...The smallest object that can be seen by a keen eye makes an angleof 40", but by putting six microscopes on the scale of the telescopeon the mural circle, we are able to reach an exactness of 0"...
Henry Warren 「Recreations in Astronomy」
...Bring telescopes and microscopes, use all strategy, for that atomis difficult to catch...
Henry Warren 「Recreations in Astronomy」
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stews compete permissible
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