Trivia: How Did Nebraska Get Unicameral Legislature?

While I oppose the notion of creating unicameral legislatures, I do find most interesting the others topics on the Nebraska ballot in 1937 alongside the unicameral idea.  What do you suspect got folks to the polling places?

At the height of the Depression, Nebraska decided to save money by getting rid of its second legislative chamber. It worked. When the unicameral legislature debuted in 1937, with each representative called a senator

Nebraska never faced that challenge. It cut its statehouse through a ballot initiative, not a law. And that 1934 ballot included a pair of popular measures—legalized gambling and an end to Prohibition—that likely propelled the full ballot to approval, says Richard Brown, the assistant clerk of Nebraska’s statehouse.