I use pH decreaser from the swimming pool to remove the zinc plating. It is sold as a dry powder and so much easier to keep around than acid. Just a little bit disolved in water will work very well to strip the zinc before heat bluing and oil quenching, Dave
________________________________ From: Rich <rich-m...@octoxol.com> To: Antique Phonograph List <phono-l@oldcrank.org> Sent: Fri, March 8, 2013 6:21:17 PM Subject: Re: [Phono-L] Help with a value please They are also usually the odd number size, 1,3,5,7,9, etc which makes them very close to impossible to find. They are also heat blued and oil quenched. Hydrochloric acid takes off the zinc. http://www.boltdepot.com/Wood_screws_Slotted_round_head_Zinc_plated_steel.aspx On 03/08/2013 04:48 PM, Ron L'Herault wrote: > Finding slotted screws can be tough. I'd say they're worth around a buck > each 8-). > > -----Original Message----- > From: phono-l-boun...@oldcrank.org [mailto:phono-l-boun...@oldcrank.org] On > Behalf Of Tom Jordan > Sent: Friday, March 08, 2013 4:29 PM > To: 'Antique Phonograph List' > Subject: [Phono-L] Help with a value please > > > Hi Everyone, > I was wandering through one of those little hole in the wall antique stores > today and made a purchase. I hope that I got a good deal. > > I found a nice clean little tabletop Edison DX in an oak cabinet. Serial > number 22676. It's got the usual grime that a gentle cleaning should take > care of. It's a strong runner and plays nicely. The only thing missing is > the bedplate screws that hold it in the case. > > Can anyone tell me what one of those is worth in today's market? > > I have some old auction books, but the market has changed so much that I > don't think that they are still accurate. > Tom > > _______________________________________________ > Phono-L mailing list > http://phono-l.org > > _______________________________________________ > Phono-L mailing list > http://phono-l.org > > _______________________________________________ Phono-L mailing list http://phono-l.org _______________________________________________ Phono-L mailing list http://phono-l.org
