Highly recommend you let a trained gunsmith do this. It should be detail stripped and cleaned.
If you mean a Browing Hi-power 9mm, you can contact the Browing company. They will probably send you one. http://www.browning.com/
"Dropped." When looking for a verb, look for the action.
1893-1957 BY JOHN BROWING CAME IN 12-16 GAUGE PUMP ACTION VARIOUS BARREL LENGTH.
Stock
It means that the person who commenced the action (lawsuit) has dropped (cancelled) the action.
You need to ask a gunsmith for help
Provide a detailed description of all markings, finish, condition, type of action, barrel length, etc..
The component that houses the action spring, buffer assembly, and extension assembly is the stock of a firearm, specifically in the context of a rifle such as the AR-15. The stock provides support and stability while also containing these internal components that help absorb recoil and facilitate the cycling of the action. The extension assembly typically refers to the buffer tube, which is an integral part of the stock in many modern rifles.
Need a detailed description of all markings, action type, finish, overall condition, accessories, box, papers, engraving, etc..
"Dropped like a stone" is a simile because it uses "like" to compare the action of dropping to a stone.
Made in 1964. The barrelled action was made by Sako, imported into the US by Browning who did the stock fitting and finishing here. We collect these rifles and would like more particulars if it is for sale. www.countrygunsmith.net
The phrase "the box of blocks was dropped" is grammatically correct. It indicates that the box, which contains blocks, was the subject that experienced the action of being dropped. The sentence is clear and correctly uses the passive voice.