Right:

Diving Helmet: Prop helmet was required to allow the person inside to breath. Helmet was made with brass powder mixed with resin which provided the look and feel of metal.

Left:

Occult stone: The stone lit up with a blue light once the correct person picked it up however it could not have a switch on the outside. The effect was achieved through the use of a magnet in the palm and a reed switch inside.

Right:

Air pump for diving helmet. Made to be collapsible to enable the unit to be carried through a ship.

Left:

Occult Stone circle: The disks rotated to enable selection of symbols. Unit had to look and feel like stone but without the weight.

Right:

Ghost detector machine: The bulbs on the display lit up in the required direction. This was achieved through a simple interface located in another room.

Left:

Ancient Control Device: Had a number of controls to select different symbols.

Right:

Ouija board: This was required to bleed when needed. This was achieved through a pipe under the board being fed through the table linked to a syringe.

Left:

Ancient device: Was required to light up plus the arms in the centre needed to close in once a stone was placed inside it.