Henry Altemus Company published three non-series formats of this title. It was published in series form in numerous series.
For the series versions look here: http://www.henryaltemus.com/search/titlesearch.php?q=black+Beauty&Submit=Go.
Format 1 – 1915 Octavo Version
This 8.5″ x 6″ book has been seen in two colors. The cover has a 4.5 x 3.5 appliqué picture of Black Beauty which is identical to the frontispiece. There are 16 unattributed illustrations on glossy paper. The book has 250 pages of text. The endpapers have book appropriate line drawn illustrations. This book came with a dust jacket but it has not been seen as of yet. This volume cost $2.00.
Format 2 1922
This 250 page 7.5″ x 5.25″ book has a dust jacket which has the same picture as the front cloth cover. The frontispiece illustration is on glossy paper but all of the unattributed internal line drawn black and white illustrations are on plain paper. This book cost $1.00.
Format 3 1930
This 7.5″ x 5″ 250 page book has blue cloth with a full page appliqué on the front cover. The frontispiece illustration is on glossy paper but all of the unattributed internal illustrations are line drawn black and white on plain paper. The internal illustrations are the same as are found in the Format 2 book. A dust jacket for this book exists but has not been seen. The endpapers are on brown paper.
In 1930 Altemus published a number of titles with reinforced library buckram bindings. These books all had the brown endpapers. This book is one of them. It cost $1.25.
See also Non Series #23