Forum:How to regain mastery sign board

while working in the farm, i am recycling some of my plots and on the way by mistake i applied recycle to the TOMATO MASTERY SIGN BOARD , it dissappeared and gained around 500 coins. but i want to display my mastery sign board in the farm, how can i regain that board again to place in the farm, please help out me by suggesting a solution to my problem. waiting for ur responses. if possible also post the solution to my mail id i.e., omkar.amara@gmail.com