United States or Guam ? Vote for the TOP Country of the Week !
In this work, his sons, John and Victor, greatly assisted him, the former doing the reducing by the aid of the camera-lucida, and the latter attending to the printing and publishing. The first volume of this work appeared in 1840, and the last in 1844. Audubon experimented a long time before he hit upon a satisfactory method of drawing his birds.
Along with this I purchased every possible accessory, drawtubes, micrometers, a camera-lucida, lever-stage, achromatic condensers, white cloud illuminators, prisms, parabolic condensers, polarizing apparatus, forceps, aquatic boxes, fishing-tubes, with a host of other articles, all of which would have been useful in the hands of an experienced microscopist, but, as I afterwards discovered, were not of the slightest present value to me.
Along with this I purchased every possible accessory, draw-tubes, micrometers, a camera-lucida, lever-stage, acromatic condensers, white cloud illuminators, prisms, parabolic condensers, polarizing apparatus, forceps, aquatic boxes, fishing-tubes, with a host of other articles, all of which would have been useful in the hands of an experienced microscopist, but, as I afterwards discovered, were not of the slightest present value to me.
Word Of The Day