Cover color:

[Blank grid horizontal line] 1 book each

[Blank] 3 books

[Checkered] 3 books

[Horizontal line] 3 books

[Dot Matrix] 3 books

[1 blank +2 squares] 3 copies in total

[1 blank +2 horizontal lines] 3 copies in total

[1 grid +2 horizontal lines] 3 copies in total

[1 square +2 blank] 3 copies in total

[1 horizontal line +2 blank] 3 copies in total

[1 horizontal line +2 squares] 3 copies in total

[Blank] 6 books

[Checkered] 6 books

[Horizontal line] 6 books

[Dot Matrix] 6 books

[Blank grid horizontal line] 2 copies each

[Blank] 10 books

[Checkered] 10 books

[Horizontal line] 10 books

[Dot Matrix] 10 books

Blank 1 book

1 square book

Horizontal Line 1 book

Dot matrix 1 book

[Blank grid horizontal line dot matrix] 1 book each

[Blank grid horizontal line dot matrix] 2 copies each