For example, I can add my brother as my companion now, and after our flight, change my companion to my sister and add her as a companion on a ticket. After the flight with my sister, same /same â I can then change my companion and book the next companion ticket.
Architectural drawings are made according to a set of conventions, which include particular views (floor plan, section etc.), sheet sizes, units of measurement and scales, annotation and cross referencing.
Architectural drawing, Canada, 1936. A blueprint is a reproduction of a technical drawing, documenting an architecture or an engineering design, using a contact print process on light-sensitive sheets.Introduced in the 19th century, the process allowed rapid and accurate reproduction of documents used in construction and industry.n the early 1940s, cyanotype blueprint began to be supplanted by diazo prints, also known as whiteprints, which have blue lines on a white background; thus these drawings are also called blue-lines or bluelines. Other comparable dye-based prints are known as blacklines.