Trolley vacuum cleaner, c 1906.

Booth's trolley vacuum cleaner, 1906.

Booth's 'Puffing Billy' vacuum cleaner, 1901.

Canister-type vacuum cleaner, c 1910-1914.

Booth's original Red Trolley British Vacuum Cleaner, 1905.

Booth's original Red Trolley British Vacuum Cleaner, 1905.

Man and woman enjoying their 'Goblin' vacuum cleaner, 1950s.

Plaque commemorating Booth's 'Puffing Billy

Booth's vacuum cleaner at work, 1903.

Engraved bras plates from the Boyle Collection, 13 March 1770.

Maid vacuuming whilst seated lady looks on, 1911.

Maid vacuum cleaning a carpet while a manservant looks on, 1911.