Each volume was black and white with a painted color cover and contained several short stories called "missions."
Soon the magazine was being published on better paper, with glossy color covers.
It's a big enough market that the major phone manufacturers now make their own color covers.
A short time later, in 1906 the first color cover appeared on the magazine.
It went to a full color cover with the 24th issue; ultimately the circulation rose to 7,000.
Special editions of the newspaper now have color cover.
Currently, they only have to go to a regular printing company for counters and color covers.
The manual includes 40 pages in black and white, plus the color cover of thin cardboard.
Beginning with the first anniversary issue, the magazine was professionally typeset and had full color covers.
Endpapers and a full color cover depict scenes from the book.