https://en.wikipedia.org/wiki/Galileo_thermometer
I bet he would sell it if the price were right :) Sorry, had to say that, but let me add that I would be happy to find it also.
...add-on question. Are modern commemorative dollar coins all 90% silver or are there any clad ones?
Is that like the iguanas falling from trees in Florida? Wonder if @GDJMSP collected any?
@Tx_BoneCollector you do realize the 1943 copper cent is a big bux item? We would love to see a picture of it and I would bet that everyone on...
What's your age? You can put it in your "description" that we see when we click on your avatar.
OK, I got this cute little dude: MILETOS, 1/12 Stater, 6th cent BC, Lion forepart, head l./ star pattern in square, [ATTACH] [ATTACH] For...
After the cleaning, this is the kind of coin that would not be harmed by rubbing in a dab of petroleum jelly, letting it sit awhile, and then...
http://portlandcoins.blogspot.com/2012/11/reading-japanese-numbers-and-dates.html
Any thoughts about coming over to the dark side...
Can't see the date on that one.
Wikipedia says (10 Yen) "10-yen coins issued between 1951 and 1958 have reeded edges, while 10-yen coins issued from 1959 onward do not." I...
At 35-40 dollars, I'd scoop it too, might go 50-60 dollars
Welcome back @Silverhouse
Congratulations and Good Luck on staying straight.
@Karen Alba if you really want to try, the camera (or cellphone) must be very steady and motionless. Put the phone on an upside down water glass...
Actually decomposed DOP would give phthalic acid which might damage the metal. Or, as @-jeffB sez, PVC can produce HCl on degradation. It...
Perhaps @paddyman98 can show you some of his.
Wow, quoting BooksB4Coins... If the coin is semi magnetic, it probably means it is coated with iron.
My favorite "lost find" was from a dealer friend who, as a kid, noticed the 1955 cent he was given in change looked "doubled". The merchant told...
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