How do I access EnvelopeExtra1 in Word 2013

How can I put a logo, picture, or clip art in the return address corner of an envelope when using Microsoft Word 2013.

Please help a 75 year old silver surfer who has taken PC advisor from the first edition.

Clive

  northumbria61 20:29 22 Aug 13

Is this any help? enter link description here

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