Engineering drawing drawing on A3 may be enlarged to A2 or reduced to A4. The U.S. customary "A-size" corresponds to "letter" size, and "B-size" corresponds to "ledger" or "tabloid" size. There were also once British paper sizes, which went by names rather than alphanumeric designations. American Society of Mechanical Engineers (ASME) ANSI/ASME Y14.1, Y14.2, Y14.3, and Y14.5 are commonly referenced standards in the U.S. Technical lettering is the process of forming letters, numerals, and other characters in technical drawing. It is used to describe, or provide detailed specifications for an object. With the goals of legibility and uniformity, styles are standardized and
Ledger stone Ledger stone A ledger stone or ledgerstone is an inscribed stone slab usually laid into the floor of a church to commemorate or mark the place of the burial of an important deceased person. The term "ledger stone" derives from the German word "legen", meaning to lie. Ledger stones may also be found as slabs forming the tops of tomb chest monuments. Ledger stones take the form of an inscribed stone slab, usually laid into the floor of a church to commemorate or mark the place of the burial of an important deceased person. Ledger stones may also be found