Police are keen to hear from any witnesses following the burglary of a number of stables in Station Road, Tetney.
The incidents are believed to have happened some time between 6pm on October 27 and 7am on October 28.
A large amount of expensive horse riding equipment was taken from some of the stables.
Anyone with any information should contact PC 1244 Addison on 101, quoting incidents 201/217 and 276 of 28th October.
Alternatively, contact Crimestopppers anonymously on 0800 555 111.