Best to seek the services of a qualified gunsmith
Best left to a gunsmith
Have to know if it's a revolver or semi-automatic in order to answer.
Best to ask a gunsmith for help.
how do you disassemble a colt woodsman
Go here: http://www.marstar.ca/AssemblyColt25AP.htm
No such model exists.
If the model you have is a model 1908 hammerless model? It was made by colt in 1915.
Proofhouse.com has Colt sn data.
What model?
If it is a Colt Vest Pocket model, 1921.
what model pistol ????