Stay updated with all the latest US rare coins news and listings by subscribing to our RSS feed and bookmarking us. Now, on to the video...change in my pocket, I started thinking about other coins, especially the quarter and the dollar. In this I was aided (abetted?) by my old friend Joe K. and by the US Mint itself, which has an excellent website (www.usmint.gov). The mint's facts and Joe's opinions have kept me sputtering along since the last wonk." A video blog by Jerry Shea, UNM professor emeritus. From the original blog at MacInstruct.com, Aug. 5, 2008. ... quarter dollar coin penny nickel US Mint Legal Tender ... ...Check back tomorrow for more old us coin info and the latest old US coin listings in our coin shop.