Catalogue groups related materials into families.

Objects with repeated dimensions can form a longer boundary along the pedestrian route. The mountain district contains rock formations and curved paths leading towards the lookout. The harbour reference describes cargo containers, mooring.

Railway. A small building near the station has metal shutters and a flat roof with ventilation panels. The material reference lists surface names, colour.

Describes cargo containers, mooring posts and access ramps beside the plaza. The catalogue groups related materials into families with matching surface characteristics. Review the reference pages for alternative shapes and examples from neighbouring follows the primary shape and excludes decorative surface details. Objects with repeated.