Possible Clues:

• Jean --, character in Jules Verne's novel 'Around the World in Eighty Days'
• Obsolete component leading to misaligned tape
• Man is the key to everything
• Old hat mostly covered versatile opener
• Card mounting is obsolescent, a bit unfashionable
• Dated piece with old-fashioned frame
• Valet's master key?
• Faded painting by earliest of Pre-Raphaelites has square picture frame
• London garden
• Globe-trotting valet used to mount