Siegley Hahn Bench Plane Lever caps
Ref: “Patented Transitional & Metallic Planes in America” By Roger K. Smith Vol 1&2 and “Plane Makers of Wikes-Barre, Pennsylvania: Jacob Siegley, Edwin Hahn, Keystone Tool Works” By John F. Rumpf
Jacob Siegley 1846-January 19, 1937. He is said to have moved to Wilkes-Barre around 1883-1884 from New York City.
His first patent was for a combination plane (pat # 216,979).
The second patent 245,752, August 16th, 1881 was for improvement on his first patent.
His next patent was for a block plane. 269,967, January 2, 1883
Also on January 2, 1883 he was granted patent 269,968 for an improvement on his combination plane. His last patent for a combination plane was 446,194, February 10, 1891.
Patent 294,919 March 11 1884 (the first one for him living in Wilkes-Barre
Siegley also made his combination plane for the Union Plane Co. c. 1903-1904.
Siegley has one patent for his bench planes, patent #510,096 December 5, 1893.
Jacob Siegley sold his line of block planes and combination planes to Stanley Rule & Level in 1905. All Transitional planes marked Siegley, and all Bailey patented style planes marked Siegley and all block planes similar to Stanley styles are all made by Stanley. According to PTAMPIA, Roger states that Stanley may have made the Transitional Planes for Siegley c. 1895-1904
Edwin Hahn also started making original Siegley style planes in 1908
Information on the lever caps and how to tell them apart, Siegley Hahn Bench Plane Lever caps
Siegley #10 type 9
Siegley #2 Combination Plane – type 4
Siegley #2 Plow Plane
Siegley #3 type 1 Partial
Siegley #3 Type 12
Siegley #4 Type 6 Restored
Siegley #6 Pattern Makers Plane
Here are some Stanley made Siegley Examples