Hradčany Study Series

From the Final Phase of the Abstract Design: Plating Guide for the Two Plates of the 30 Haler. Original descriptions for both colours by Zdeněk Ryvola. Translated, edited, and newly illustrated by Mark Wilson. Published on demand by the Czechoslovak Philatelic Society of Great Britain, Leeds, 2016. 110p. illus.

Plating Guide

Rekonstrukce přepážkových archů (v angličtině)

Ryvola, Zdeněk. Plating Guide for the Fifth Design Hradčany 30h. Translated by Mark Wilson. (Knihtisk Series I, Volume V, Number 15). Winchester VA, Knihtisk, 2003. v, 106p. illus.