Hradčany Study Series

From the Initial Phase of the Abstract Design: Plating Guide for the Two Plates of the 10 Haler. Original descriptions by Zdeněk Ryvola. Translated, edited, and newly illustrated by Mark Wilson. Published on demand by the Czechoslovak Philatelic Society of Great Britain, Leeds, 2016. 52p. illus.

Plating Guide

Rekonstrukce přepážkových archů (v angličtině)

Ryvola, Zdeněk. Plating Guide for the Fifth Design Hradčany 10h. Translated by Mark Wilson. (Knihtisk Series I, Volume V, Number 13). Winchester VA, Knihtisk, 2003. iii, 58p. illus.