Identify missing fender part Let's play "identify the missing part"!

While riding, something which holds the fender to the frame between the chainstays and just behind the bottom bracket fell off:


Please help me make my bike stop making horrible rattling noises.
You need


Leather washers in between the metal fender and frame.
a washer and locking nut to secure the fixing bolt.


For detailed instructions on metal fender install see the detailed Velo Oranges fender manual.