Pre 1899
Manufactured between 1886 and 1916.
No he is single.
A pyramid with 8 sides is referred to as an octagonal pyramid. This type of pyramid has an octagonal base and triangular faces that converge at a single apex point. Each triangular face connects one edge of the octagonal base to the apex.
One POSSIBLE maker (you did not give us a lot of info to work from) was Anciens Establishments, Peiper of Herstal, Belgium. If you gun has a small marking of the letters ELG in an oval, that is the prrofmark for Liege, Belgium.
An octagonal pyramid consists of a base that is an octagon, which has eight sides. The pyramid features triangular faces that connect each vertex of the octagonal base to a single apex point above the base. Thus, the overall shape is characterized by one octagonal face and eight triangular lateral faces. The combination of these shapes forms a three-dimensional solid with a distinct geometric structure.
This rifle was originally marketed as "The Winchester Singleshot", but is now usually designated the Model 1885. Yours was manufactured in 1892. Value will depend on it's exact configuration and condition, but the most common types in "average" condition will bring $1200-$1500.
There is no one single location.
The weight is 8 3/4 lbs.
Based on serial # 313213, It was manufactured in 1910. (312000-315999)
As a solo artists, unfortunately, Florence Ballard never had a number-one single. As a Supreme, her voice, mixed with that of Mary Wilson and Diana Ross, led to ten #1 hits. Their first #1 song together was "Where Did Our Love Go", a song that Florence later said was her favorite out of all of the songs they recorded together.
Manufactured goods. As a single commodity, that would be oil.
about 1907