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A six-panelled door is used mostly in the construction of housing the uppermost pair of panels are termed the 'frieze' panels, the other panels being respectively 'middle' or 'bottom', according to their position, the horizontal frame members taking the names of 'top rail', 'frieze rail', 'middle' or 'lock rail', and 'bottom rail'.

Six-Panelled Door

A six-panelled door is used mostly in the construction of housing the uppermost pair of panels are termed…

"An implement for clearing away snow from roads, railways, etc. a, caboose; b, cab; c, tender; d, show, plate, or scraper which cuts horizontally at a level with the tops of the rails; e, auger which cuts in to the snow-drift, and assists by its screw-like action to propel the machine (its centrifugal action projects the snow upward through the chute f, and laterally to a distance of 60 feet)." —Whitney, 1889

Centrifugal Snow Plow

"An implement for clearing away snow from roads, railways, etc. a, caboose; b, cab; c, tender; d, show,…

"A large nail or pin, generally of iron. The larger forms of spikes, particularly railroad spikes, are chisel-pointed, and have a head or fang projecting to one side to bite the rail. Spikes are also made split, barbed, grooved, and of other shapes." &mdash;Whitney, 1889 <p>Illustration of two railway spikes, used to fasten the rails to sleepers.

Railway Spikes

"A large nail or pin, generally of iron. The larger forms of spikes, particularly railroad spikes, are…