Thanks for the suggestions ... very helpful. I probably won't take the plunge until summer when there are fewer folks spewing Covid. Cal
I’ve been a buyer on eBay for almost as long as it’s existed. I have over 1000 purchases (very few are coins) with 100% positive feedback. I’d...
Yup. 296 ml of 90% x 1.29 = 382 ml 70%. 382 -296 = 86 ml of water to add. 90 ml is close 'nuf. But the way I remove labels from slabs and just...
OK. Here’s the solution … pun, pun, pun. :D V70 is the volume of 70% you want, and V90 is the amount of 90% needed to make V70. The mass of...
It's not artificial intelligence; it's artificial stupidity. Cal
I was astonished at the bright purple toning in this PCGS photo of a Morgan fifty cent copper pattern. It’s J-1602 and PR66+RB. And yeah, I...
One reason for the $200 limit may be related to efforts by several countries to lower the highest denomination of currency with the mistaken...
1 Ounce platinum commems and bullion are $100 face. Cal
The ASE and AGE obverse designs are by outside artists in the early 20th century. The AGE design was done at the behest of a rare president who...
Separate names with a comma.
