Paper size impossible to encounter ISO standard papers in day-to-day uses, with "Carta" (Letter), "Oficio" (Government-Legal) and "Doble carta" (Ledger/Tabloid) being nearly universal. In Canada, US paper sizes are a de facto standard. The government, however, also uses ISO paper sizes. There is an additional paper size, , to which the name "Government-Letter" was given by the IEEE Printer Working Group (PWG). It was prescribed by Herbert Hoover when he was Secretary of Commerce to be used for US government forms, apparently to enable discounts from the purchase of paper for schools, but more likely due to the standard use of trimming
City ledger City ledger In hotel accounting, the city ledger is the collection of accounts belonging to non-registered guests. This is distinct from the transient ledger (or front-office ledger, or guest ledger), which is the collection of accounts receivable for guests who are currently registered. The vast majority of accounts in the city ledger are accounts receivable (one notable exception is the advance deposit account discussed below, which is an account payable). Included in the city ledger are accounts belonging to various companies that utilize the hotel for meeting space and for lodging travelling executives. Instead of billing separately for each individual