The cache is not at the published coordinates.
To find this cache you will need to complete the nearby Adventure Lab- Camden Heritage Buildings 1.
As you complete each waypoint of the adventure Lab you will be given a hint to assist in solving this bonus.
To take part in the adventure you will need to download the Geocaching Adventure Lab app from your app store.
BRING A PEN. No room for swaps
S 34° 02.ABC E 150° 41.6DE