Found 292 records, showing 3 of 25 pages
1920:
Thos Firth & Sons Ltd
Thos Firth & Sons. Firth's MESMERIC Steel S.14
Rec. Num. 25 of 292
Source: Aeroplane April 7th 1920
1920:
Thos Firth & Sons Ltd
THos Firth F.N.3. 3% Nickel Steel
Rec. Num. 26 of 292
Source: Aeroplane May 5th 1920
1920:
Thos Firth & Sons Ltd
Firth Brown & Sons. Firth's Special Steels For Aircraft 1920
Rec. Num. 27 of 292
Source: Aeroplane July 14th 1920
1920:
Thos Firth & Sons Ltd
Firth Brown Automobile Steels - Speedicut Drills 1920
Rec. Num. 28 of 292
Source: Aeroplane November 17th 1920
1921:
Thos Firth & Sons Ltd
Firth FNC Nickel Chrome Steel For Aircraft
Rec. Num. 29 of 292
Source: Aeroplane July 6th 1921
1921:
Thos Firth & Sons Ltd
Thos Firth & Sons Firths 3% Nickel Steel
Rec. Num. 30 of 292
Source: Aeroplane January 19th 1921
1921:
Thos Firth & Sons Ltd
Thos Firth & Sons Diehard Alloy Steel Hacksaws 1921
Rec. Num. 31 of 292
Source: Aeroplane April 13th 1921
1921:
Thos Firth & Sons Ltd
Thos Firth & Sons Firths Stainless Steels 1921
Rec. Num. 32 of 292
Source: Aeroplane April 27th 1921
1921:
Thos Firth & Sons Ltd
Thos Firth & Sons Die-Hard Long Life Hacksaws
Rec. Num. 33 of 292
Source: Aeroplane May 25th 1921
1927:
Thos Firth & Sons Ltd Sheffield
Thos Firth Super-Restless Malleable Staybrite Aircraft Steel
Rec. Num. 34 of 292
Source: Flight February 24th 1927
1927:
Thos Firth & Sons Ltd Sheffield
Firth Steels For Aircraft Constructors
Rec. Num. 35 of 292
Source: Flight February 10th 1927
1927:
Thos Firth & Sons
Firth Staybrite Aircraft Steels
Rec. Num. 36 of 292
Source: Flight May 5th 1927