Petit appareil régulier (small regular bond ©)

The translation in the title is followed by this sign ©; this means that it has been "invented" by me.

The stones are assembled in a regular pattern, and the assises (courses) will have a height of max. 8 inch.
The clocher (bell tower) in the picture is made in petit appareil régulier.
See also appareil régulier, petit (synonym).

Saint-Martin - Chapaize