If a heavy piece of pine is compared with a lightweight piece it will be seen at once that the heavier one contains a larger proportion of latewood than the other, and is therefore...

Since the latewood of a growth ring is usually darker in color than the earlywood, this fact may be used in visually judging the density, and therefore the hardness and strength of the material....

The term heartwood derives solely from its position and not from any vital importance to the tree. This is evidenced by the fact that a tree can thrive with its heart completely decayed. Some...

Wood, in the strict sense, is yielded by trees, which increase in diameter by the formation, between the existing wood and the inner bark, of new woody layers which envelop the entire stem, living...

Escutcheon plates are the keyhole covers, usually circular, through which keys pass to enter the lock body. If the door handles have a square or rectangular plate on which the handle is mounted this...

Door handles have been in existence at least since the Neolithic period. Locking or latching mechanisms have existed from about the same time. Key operated door locks have existed at least since Egyptian civilisation....

A door handle or doorknob is a handle used to open or close a door. Door handles can be found on all types of doors including exterior doors of residential and commercial buildings, internal...

Site plans are drawn to show the location of a home on the property in its context. It is an overhead view of the construction site and the home as it sits in reference...

The original schedule called for the work to be finished in late 1951. By the end of 1950 the contractor estimated it would take until 1952. John McShain encountered the president at a football...

Historic preservation of buildings during this time was not as strict or defined as it became later. For its time, simply not demolishing the entire structure was deemed "preservation". Winslow envisioned many of the...