Sorry to hear about Harriet, Amandy17.
This thread has some helpful suggestions for relocating missing cats: Tips to help find your lost cat
Good luck! I hope you're reunited soon!
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."