The Historical Marker Bulletin Board

1. Find out who owns the park. A quick search shows that Frank Vaydik Park is the jurisdiction of Kansas City Parks & Recreation. (Note: Kansas City, Missouri is a different municipality from Kansas City, Kansas.)
2. Reach out to the owner and see if they are amenable to having a sign. They may or may not have a sign in the works.
3. Think about who's making the sign. The information for the sign should be well researched. The ownership will likely have a proscribed format.

1. DC is a territory that also acts as a city and county.
2. New York City comprises 5 boroughs that are coextensive with their own counties. Manhattan/New York County is home to the lion's share of the city's markers (although about only 20% of the city's population).
3. The City of Philadelphia, Pennsylvania is coextensive with the County of Philadelphia.

Los Angeles County, California is the most populous county in the country with over 9.8 million residents and home to the second largest city in the U.S.
Adams County, Pennsylvania is home to Gettysburg National Military Park. While the much of the county has a place name of Gettysburg, the majority of markers are in Cumberland Township, a municipality just outside of the Borough of Gettysburg (with the same ZIP code as the Borough).