A nice article from the National Park Service SEAC which gives some
measurements on different sizes of civil wap primers.
http://www.cr.nps.gov/seac/mc-archweb/ch5/

Smoke

On 10/4/05, Tyler S Milhoan <[log in to unmask]> wrote:
> Hello Everyone,
>
> I am an Anthropology/Archaeology student at the University of Hawaii at
> Hilo.  This semester I am in Historical Archaeology taught by Dr. Peter
> R. Mills and I am doing a research/analysis project on percussion caps
> that were excavated from an historical stone corral complex
> occupational site on the Big Island of Hawaii.  I am trying to contact
> historical archaeologists or munitions experts to find out information
> on these percussion caps, such as types, manufacturers or even dates.
> If anyone has information on percussion caps or knows someone who does,
> please contact me.  I have digital pictures I could send off list as
> well.  Any information on this subject would be greatly appreciated.
>
> Cheers,
>
> Tyler Milhoan
> Student Assistant
> UHH Anthropology Department
>


--
Smoke Pfeiffer
845 Cagle Rock Road
Russellville, Ar. 72802

"A fear of weapons is a sign of retarded sexual and emotional maturity."
---Sigmund Freud, General Introduction to Psychoanalysis---