@Carausius has it exactly right.
I just put on my site this nice Republican coin: [ATTACH] and this unusual facing-bust Parthian coin [ATTACH] [ATTACH] and some Vandal and...
I recommend my own site for ancient-coin books: http://augustusmath.hypermart.net/numislit.html
#8 is a quadrans minted under Trajan (98-117 AD) with head of Hercules opposite his club.
Most people no longer want paper copies of sale catalogs. I, myself, have given away many. But, there are some I want and if you have them and...
Congratulations on finishing your mini-set. I like listing groups of three to six coins that have a clear theme and can be completed. It may take...
Here is an example: [ATTACH] [ATTACH] They are numerous but often do not have the both the full year (X/V/II) and mintmark legible.
I think it is listed as RIC 183, page 160. The left side of the first V is partially die-filled making the V look a lot like an I. I think it is...
Here is, by request, comments on books on how scholars use coins to study history. The primary work (including Greek coins) is by Christopher...
The next step up from Goodwin and Foss is "Sylloge of Islamic Coins in the Ashmolean, Volume I, the Pre-Reform Coinage of the Early Islamic...
Here is mine like the OP: [ATTACH] [ATTACH] You can make out DM FO .. for Focas (= Phocas) and U II for year 7 = 608/9 and NIKA below This one...
My most-used books are the first three volumes of Sear (but not four and five), all of RIC, all of BMC, and Failmezger "Roman Bronze Coins: From...
It seems on the nose on the denarii of P. Servius M.F. Rulius is in a straight line with the forehead. Here is a third example: [ATTACH] [ATTACH]...
Here is a thread discussing the use of ammonia on coins: https://www.cointalk.com/threads/cleaning-coins-with-ammonia.260487/
That one seems to be an ancient counterfeit. However, be aware that in some eastern regions women are often adorned with gold coins in jewelry....
I was only talking about reverses. Yes, the obverse often bows out very slightly. It is a bad sign when a reverse does it.
There is a lot written about imitations of Claudius types. Some is here: http://esty.ancients.info/imit/ and much more is in the articles cited on...
The edge is too perpendicular. Most edges are rounded. Look at your genuine denarii to see how edges tend to look. These are atypical.
Many fakes are casts, for which an edge seam can be a diagnostic. But not all fakes are casts. Some are struck and some are pressed. For those, do...
I like the Diocletian and think it is genuine. I have doubts about the Caracalla. As you know, most ancient coins are slightly concave on the...
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