What is 19 someting?

The phrase "19 something" refers to a time period in the past, typically the 1900s. It is a colloquial way of referring to a decade or time frame when something significant or memorable happened. For example, "19 something" could refer to the 1920s, 1930s, 1940s, etc., depending on the context. This phrase is often used when someone is trying to remember or recall a specific event or memory from a certain decade.