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$3.50
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Accessorize your life with unique stickers from an independent artist! Our vinyl stickers are available in four different sizes and are kiss-cut to create a 1/8" border around the perimeter of the design. Each sticker has an adhesive backing with plenty of stickiness to cling to any smooth surface while still being easy to remove.
Design Details
Detail of a rendering of Mayer's Topophone that appeared in the July 3, 1880 issue of Scientific American. The aim of the topophone, which was... more
Care Instructions
Stickers should be applied to clean, smooth surfaces at room temperature.
Ships Within
2 - 3 business days
Photograph
Canvas Print
Framed Print
Art Print
Poster
Metal Print
Acrylic Print
Wood Print
Greeting Card
iPhone Case
Throw Pillow
Duvet Cover
Shower Curtain
Tote Bag
Round Beach Towel
Zip Pouch
Beach Towel
Weekender Tote Bag
Portable Battery Charger
Bath Towel
Apparel
Coffee Mug
Spiral Notebook
Fleece Blanket
Tapestry
Jigsaw Puzzle
Sticker
Detail of a rendering of Mayer's Topophone that appeared in the July 3, 1880 issue of Scientific American. The aim of the topophone, which was invented and patented by Professor A. M. Mayer, last winter, is to enable the user to determine quickly and surely the exact direction and position of any source of sound. The topophone consists of two resonators (or any other sound receivers) attached to a connecting bar or shoulder rest. The sound receivers are joined by flexible tubes, which unite for part of their length, and from which ear tubes proceed. One tube, it will be observed, carries a telescopic device by which its length can be varied. When the two resonators face the direction whence a sound comes, so as to receive simultaneously the same sonorous impulse, and are joined by tubes of equal length, the sound waves received from them will necessarily re-enforce each other and the sound will be augmented. If, on the contrary, the resonators being in the same position as regards the...
$3.50