README.txt
From the Cardo download.
Cardo ===== Designer: David Perry License: SIL Open Font License 1.1 (see OFL.txt) Styles: 3 Source: https://fonts.google.com/specimen/Cardo Cardo is a large Unicode font specifically designed for the needs of classicists, Biblical scholars, medievalists, and linguists. It also works well for general typesetting in situations where a high-quality Old Style font is appropriate. Its large character set supports many modern languages as well as those needed by scholars. Cardo also contains features that are required for high-quality typography such as ligatures, text figures (also known as old style numerals), true small capitals and a variety of punctuation and space characters. This font is free to use, share and modify under its license. Downloaded from FontCart: https://www.fontcart.com