Set of 13 Titan Registered Firmer style chisels with wood handles and shock washers.
All would probably have been made from early 1950's until 1970's the last 10 years the company was owned by USA company, Stanley Tools.
Sizes: 2"; 1 3/4"; 1 1/2"; 1 1/4"; 1"; 7/8"; 3/4"; 5/8"; 1/2"; 7/16"; 3/8"; 5/16"; 1/4".
Vintages: 2": 1st series,    1 /34": 1/2" unknown.     1 1/4": 3rd series;     all others: 2nd series.  The decals on the handles indicate this.
Pics: 1: all,    2: large sizes;    3: middle sizes.   4: small sizes.   5: extra bonus chisels

Bonus: 7 extra chisels: Sizes: 2 x 1", 7/8",  3/4" (23/32" actually), 5/8", 1/2", 1/4" 

Another bonus: Sorby (UK) 1/2" pig sticker mortice chisel.

Weight: 6 - 7 kg.