Please mail this completed form and check to: Contra Costa County Library Administration. 777 Arnold Drive, Suite 210.Include a separate check for each federation. All donations support direct patient care. All checks should be made payable to CCRMC Auxiliary with a memo stating it is for the use of (i.e. We are able to provide a Donation Receipt Form for tax purposes. All donations must be approved before they are received. All donations are used exclusively to enhance the care and well-being of our animals as well as provide humane education programs and support. Donate online now or download a Donation Form (PDF) to fill out, print and mail in along with your check. Find the cause you care about with this detailed list of donation centers!