This is a journal in which uses the CRAP principles throughout the layout including the contrast between the title type and main body text. Repetiton can include the use of a header on top of every page, the black rule on top of pages containing type.
50 Stunningly Beautiful Geometric Patterns In Graphic Design
Logo Design - I realize this is a totally different direction but I love this! Something about the bold + pattern. Perhaps something to keep in mind if I ever incorporate custom pattern into the designs.