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"Ambulacra of Star-fish, As seen in a longitudinal and vertical section of one of the rays; and three of them in a separate figure on a larger scale, in which they are shown in different conditions; a, a, a, tubular feet; b, b, b, internal vesicles; c, the organ which supplies the fluid with which they are filled." — Chambers' Encyclopedia, 1875

Ambulacra

"Ambulacra of Star-fish, As seen in a longitudinal and vertical section of one of the rays; and three…

Device for transferring water up from a lower body.

Archimedean Screw

Device for transferring water up from a lower body.

"A genus of plants belonging to the natural order compositae, sub-order Corymbiferae. The flowers of the ray are female and ligulate, those of the disk hermaphrodite and tubular. The receptacle is naked; the pappus hairy. The root, leaves, and flowers of the Mountain Tobacco are much valued in medicine, and administers in various forms as a stimulant in paralytic affections, typhoid fevers, and other diseases." — Chambers' Encyclopedia, 1875

Arnica Montana

"A genus of plants belonging to the natural order compositae, sub-order Corymbiferae. The flowers of…

Britannia Tubular Bridge.

Britannia Bridge

Britannia Tubular Bridge.

"The Duplex is made in two equal parts, each being capable of being worked alone. Each section consists of a semicircle of upright tubes forming the boiler proper, fitted with the diaphragm a, horizontal pipes forming the furnace f, a flow pipe b and a return pipe c, and an outlet d for removing sedimentary deposits from the interior." — Encyclopedia Britannica, 1893

Duplex Tubular Boiler

"The Duplex is made in two equal parts, each being capable of being worked alone. Each section consists…

"The oldest form of blast heating apparatus, applied by Neilson, consisted of a tubular rivetted boiler plate heating vessel, mounted in a brick chamber OOOO, and heated by a fire underneath fed through the door D, the waste gases from the fire passing out at the far end of the chimney. Crescent-shaped partitions p, p, p inside the heater caused the current of air from the blowing engine which entered at B to take a serpentine course as indicated by the arrows, finally passing off at S to the furnace." — The Encyclopedia Britannica, 1893

Hotblast Stove

"The oldest form of blast heating apparatus, applied by Neilson, consisted of a tubular rivetted boiler…

"A horizontal tubular, which is found to be extremely powerful as well as economical. It is a rectangular box 6 feet long, made of 2-inch iron pipes, fixed into hollow water spaces which form the ends; these pipes act as fire bars, and form the sides of the furnace. above the fire there are three series of horizontal pipes, each covered by a layer of tiles so placed as to convert the two intervening spaces into flues, along which the flames and smoke travel for 18 feet, the smoke escaping at the far end by an opening in the upper layer of tiles." — Encyclopedia Britannica, 1893

Ladds's Boiler

"A horizontal tubular, which is found to be extremely powerful as well as economical. It is a rectangular…

"a, axis cylinder; b, inner border of white substance; c, c, outer border of same; d, d, tubular membrane; B, tubular fibres; e, in natural state; f, under pressure; g, varicose fibres." — Richardson, 1906

Nerves

"a, axis cylinder; b, inner border of white substance; c, c, outer border of same; d, d, tubular membrane;…

<i>Siphonorhis americana</i>. "A genus of American <i>Caprimulgidae</i> or goatsuckers, having tubular nostrils. The only species, <i>S. americana</i> inhabits Jamaica." &mdash;Whitney, 1889

Nightjar Profile and Tubular Nostrils

Siphonorhis americana. "A genus of American Caprimulgidae or goatsuckers, having tubular nostrils. The…

<i>Fusus antiquus</i>. "...a division of prosobranchiate gastropods, having the lip of the shell notched, canaliculate, or tubular, for the protrusion of a respiratory siphon. a, branchial siphon; b, proboscis; c, operculum; d, d, tentacles; f, foot." &mdash;Whitney, 1889

Red Whelk

Fusus antiquus. "...a division of prosobranchiate gastropods, having the lip of the shell notched, canaliculate,…

"<em>A</em>, simple tubular gland; <em>B</em>, gland with mouth shut and sac formed; <em>C</em> gland with a coiled tube; <em>D</em>, plan of part of a racemose gland." &mdash; Blaisedell, 1904

Secreting glands

"A, simple tubular gland; B, gland with mouth shut and sac formed; C gland…