I'll be happy to answer any question: feel free to ask.
This is a nice antique pocket knife with 6 tools.
Tortoise shell and iron, signed HARRISON BROTHERS & HOWSON.
English made around 1850 - 1880.
Dimensions: 5,2 x 1,7 cm (it is very small for 6 tools !)
Period: 1850 - 1880
Good condition, only a few spots of rust.
-----------------------------------------------------------------
Here is a converter inches / cm to help you with the dimensions: