If the day job was to bash a morse key in a 19th century telegraph office, you will do anything to to keep your messages as short as possible. One way is reduce much-used phrases to a number.
Code 30 just about covers the feelings of those of you who have used this site before.
|1||Wait a minute.||25||Busy on another wire.|
|2||Very Important.||26||Put on ground wire.|
|3||What time is it?||27||Priority, very important.|
|4||Where shall I go ahead?||28||Do you get my writing?|
|5||Have you business for me?||29||Private, deliver in sealed envelope.|
|6||I am ready.||30||No more - the end.|
|7||Are you ready?||31||Form 31 train order.|
|8||Close your key, stop breaking.||32||I understand that I am to...|
|9||Priority business.||33||Answer is paid.|
|10||Keep this circuit closed.||34||Message for all officers.|
|12||Do you understand?||35||You may use my signal to answer this.|
|13||I understand.||37||Inform all interested.|
|14||What is the weather?||39||Important, with priority on through wire.|
|15||For you and others to copy.||44||Answer promptly by wire.|
|18||What's the trouble?||73||Best Regards.|
|19||Form 19 train order.||77||I have a message for you.|
|21||Stop for meal.||88||Love and kisses.|
|22||Wire test.||91||Superintendent's signal.|
|23||All stations copy.||92||Deliver promptly.|
|24||Repeat this back.||134||Who is at the key?|
This first appeared in The Telegraph Instructor by G.M. Dodge back in 1859. We wonder why it's called the 92 Code?