a original cloth patch of the mobile voluntary aid detachment 

silk detail   patch with kings crown and below  reading  " MOBILE V.A.D "

early padded crown  example  with  issuing  district  and patch number to reverse 

reading " CARM/20  25289    B.R.C.S  "   [ British red cross society ]

measuring  4.7cm x 7cm 

removed from uniform #

in  service worn condition 

some light staining 

#  worn on armband  or uniform / coverall 

aid detachments could provide everything from a cup of tea and bun 

   to full  life saving  emergency medical  care