No Known Polymer £5 Note Counterfeits
Jonathan Callaway writes:

To read the earlier E-Sylum articles, see:
RAID NETS UK'S LARGEST COUNTERFEIT SEIZURE(https://www.coinbooks.org/v24/esylum_v24n05a27.html)
HONG KONG COUNTERFEIT BANKNOTES RISING(https://www.coinbooks.org/v24/esylum_v24n05a28.html)

Playing with Coin Whirligigs
Lev Linkner writes:

To read the earlier E-Sylum articles, see:
NOTES FROM E-SYLUM READERS: JANUARY 24, 2021 : Merriam Token Two-Holed Pie Crimper(https://www.coinbooks.org/v24/esylum_v24n04a18.html)
NOTES FROM E-SYLUM READERS: JANUARY 31, 2021 : Coin Whirligigs(https://www.coinbooks.org/v24/esylum_v24n05a09.html)

Warwickshire Conder Token With Multiple Counterstamps

Jeff Rock writes:

To read the earlier E-Sylum article, see:
FRANCIS LAMPSON MERRIMACK HOUSE COUNTERSTAMPS(https://www.coinbooks.org/v24/esylum_v24n04a19.html)

Vattemare and the Castorland Jetons
Chester Sullivan writes:

To read the earlier E-Sylum article, see:
ALEXANDRE VATTEMARE ADDENDA REDISCOVERED(https://www.coinbooks.org/v24/esylum_v24n05a07.html)

Ridgewood Coin & Stamps
Harry Waterson writes:

To read the complete article, see:
RIDGEWOOD, QUEENS(https://forgotten-ny.com/2005/07/ridgewood-queens/)

Franklin Cent = Fugio Cent

Bob Rhue writes:

Correction: Lincoln Cent Composition Change in 1982
Regarding this section of last week's Vocabulary entry on collar wear:"Cents struck before 1972 used a collar with a 0.747-inch aperture. After 1972 (with the new copper-coated zinc composition)", B.J. Herbison writes:

To read the earlier E-Sylum article, see:
VOCABULARY TERM: COLLAR(https://www.coinbooks.org/v24/esylum_v24n05a13.html)

1965 Double Headed Quarter
Website visitor Tiffany Owens writes: