Summa Contra "Obliquely"?
Mike Marotta writes:

To read the earlier E-Sylum articles, see:
VIEWING COINS OBLIQUELY (http://www.coinbooks.org/v21/esylum_v21n09a18.html)
ON ORIENTING AND VIEWING COINS (http://www.coinbooks.org/v21/esylum_v21n10a13.html)

1889 National League Sporting Times Medal Sought
Dave Hirt of Frederick, MD writes:

Government Opposition to Gold Ownership
David Thomason Alexander of Patterson, New York writes:

To read the earlier E-Sylum article, see:
ON THE AMERICAN ARTS GOLD (http://www.coinbooks.org/v21/esylum_v21n13a15.html)

Joint Monarchs on Coins

Last week Martin Purdy wrote:

Ken Berger of San Diego writes:

Coin, Spain, Castille and Leon, Ferdinand V and Isabel Ist, Double Excellentes,Spain, Castille and Leon,Ferdinand V and Isabel (1474-1504), Double Excellentes, Circa 1497, Granada,The busts of the Catholic Monarchs,Eaglewith spread wings bearing arms, cross (mintmark) in right field,FERNANDVS ELISABET D G REX ET REGI,SVB VNBRA ALARVM TVARM PROT

Reference:
Double Excellentes Circa 1497 Granada Spain Coin, Castille and Leon, Ferdinand V and Isabel Ist AU(50-53)(https://www.ma-shops.com/cdma/item.php?id=470962&lang=en)

To read the earlier E-Sylum article, see:
NOTES FROM E-SYLUM READERS: APRIL 1, 2018 : The Many Queen Elizabeths (http://www.coinbooks.org/v21/esylum_v21n13a17.html)

Real Women on U.S. Coins
In an article quoted last week, Lou Golino wrote:

Ken Berger writes:

To read the earlier E-Sylum article, see:
GOLINO REVIEWS NEW COIN SERIES HONORING WOMEN (http://www.coinbooks.org/v21/esylum_v21n13a33.html)

2018 TNA Convention medals Available
Regarding their 2018 convention medal, Frank Galindo of the Texas Numismatic Association adds:

To read the earlier E-Sylum article, see:
TEXAS MEDAL FEATURES CAPTAIN JOHN C. HAYS (http://www.coinbooks.org/v21/esylum_v21n13a34.html)