In-Reply-To: <[log in to unmask]> Ken, I had to find this out last Christmas for a school quiz :) Empress 26 x 16 Princess 24 x 14 Wide Duchess 24 x 14 Duchess 24 x 12 Small Duchess 22 x 12 Marchioness 22 x 11 Countess 20 x 10 Wide Countess 20 x 12 Wide Viscountess 18 x 10 Viscountess 18 x 9 Wide Lady 16 x 10 Broad Lady 16 x 9 Lady 16 x 8 Wide Header 14 x 12 Header 14 x 10 Small Lady 14 x 8 Narrow Lady 14 x 7 Small Header 13 x 10 All sizes in inches. Regards, Ted Marynicz > Anybody tell me please the standard sizes of roofing slates (such as > Duchess, Countess ...)? > TYIA, Rgds, > Ken Smith