Wonders of the Spiral Plate.-if this curious and artistic spiral play, which is seen to wine 2 ½ times around, could be enrolled and made to stand in an upright position, you would make a beautiful microscopic heart, that of a thousand strings, but of 3000 strings, and if it were possible to strike these [...]

Show of Ear Canals. – the semicircular canals, and the cochlea, so named for its resemblance to a snail shell, are also typically shown. And the nice colored illustration we observe a graphic and truthful view of the delicate internal arrangement and mechanism of the internal part of the organ of hearing. Here we observe [...]

The Eardrum.-on the back of this flap is seeing a strikingly natural representation of the middle ear, the tympanum or drum, as it is frequently called. For the bottom of the tympanum is observed the Eustachian tube, through which is conveyed air from the pharynx to the middle ear. Across this chamber is seen stretched [...]

THE EAR AND IT’S WONDERS.
The External Ear. – the organ of hearing consists of three parts: the external ear, the middle ear or tympanum, and the internal ear or a labyrinth. The external part of the air represented in the colored engraving is very realistic of that essential appendage to this important special organ of [...]