Try e-gunparts.com
http://www.gunpartscorp.com/forum/
There were several guns known as British Bulldogs. Most were solid frame revolvers, whose parts are held in the frame by pins/ screws, It is not possible to give specific instructions without knowing the exact make/ model, Take the gun to a gunsmith. Yours will not be the first "gun in a bag" he has seen- but the cost may exceed the worth of the gun.
HOW OLD IS THE INTERARMS ROSSI MODEL 713 AND I NEED A DIAGRAM AND PARTS LIST
It is important to have the diagram of the parts in a car. The diagram of the parts for a MKV Golf can be found it in maintenance, or repair manual.
The parts of the 38 revolver include a replaceable cylinder, ammunition, a speed loader a moon clip. The 38 revolver is basically used to fire bullets to specific targets.
You can find a Ford expedition heater parts diagram at most auto-parts stores. You can obtain the heater parts diagram at most Ford dealerships.
Frame, barrel and cylinder
I need parts for spesco model R12 revolver
where can I find a free diagram of dirt bike parts
saggital diagram (OSCAR)
Some are
A diagram of which all the parts of picture have been labelled by their name is known as labelled diagram for e.g. in the diagram of human body the parts like head neck limbs are labelled