Title: Analysis of worldwide postal wrappers: attributes of postal stationery, postal history and social philately, volumes 1&2 Author: Courtis, John K Publisher: The Postal History Society Publication Date: 2021 Details: Hardback, xviii+436p; x,437-906p, ill., 29cm ISBN: 9780853770350
Title: Ceylon: The Pence Issues Author: Kimmel, Kurt and Pearson, Patrick Publisher: RPSL Publication Date: 2020 Details: Hardback, viii, 592p, ill., 29cm ISBN: 9781913015053
Title: Postal stationery of Denmark: the bi-coloured issue 1871-1905, volume 1: the production and varieties; volume 2: the usage. Author: Engelbrecht, Lars Publisher: Engelbrecht, Lars Publication Date: 2021 Details: Hardback, 417p; 418-848p, ill., 31cm The original Danish title is Danmarks Helsager – den tofarvede udgave 1871-1905. ISBN: 9788797144138
Title: The 19th century issues of El Salvador 1867-1900 Author: Gallegos, Guillermo F. and Hahn, Joseph D. Publisher: RPSL Publication Date: 2021 Details: Hardback, xvi, 878p, ill., 29cm ISBN: 9781913015145
Title: Slovensko 1938-1945: poštová história, zväzok 1& 2 Author: Bachraty, Miroslav Publisher: Bachraty, Miroslav Publication Date: 2020 Details: Hardback, 394p; 395-773p, ill., 31cm ISBN: 9788057016229
Title: The Inks of De La Rue & Co. and their introduction of synthetic and aniline ingredients c.1850-1910 Author: Young, Peter Publisher: RPSL Publication Date: 2021 Details: Hardback, xviii, 414p, ill, 29cm ISBN: 9781913015091
Title: Os Correios Portugueses 1853-1900 (2 volumes) Author: Vaz Pereira, Pedro Publisher: Correios de Portugal / Federação Portuguesa de Filatelia Publication Date: 2021 Details: Hardback, 621+636p, ill, 25cm ISBN: 9789899873025
Title: La storia postale della Toscana 1851-1862 Author: Mentaschi, Mario and Morani, Vittorio Publisher: Post Horn Publication Date: 2021 Details: Hardback, 444p, ill, 31cm ISBN: 9788894528725