John Spencer

A treatise on the use of tartar emetic as an external application to ganglions, tumours, cancers, &c

Alien contact

Alien Contact

Bellum grammaticale, sive, Nominum verborumq[ue] discordia civilis tragico-comoedia

Bible illustrations

Catalogus universalis librorum omnium in bibliotheca Collegii Sionii apud Londinenses

Eliah's vvish

Fifty years of UFOs

Ghost Hunters' Guide to Great Britain

Ghostwatching

Ghostwatching

Gifts of the gods?

Gifts of the Gods?

Kaina kai palaia

L'Inexpliqué

Mysteries & Magic

Mysteries and magic

On the use and abuse of purgatives

Perspectives, a radical examination of the alien abduction phenomenon

Phenomenon

Phenomenon

Phenomenon

Powers of the mind

Powers of the Mind

Space Tourism

Space Tourism

Spirit Within Her

The encyclopedia of ghosts and spirits

The encyclopedia of the world's greatest unsolved mysteries

The encyclopedia of the world's greatest unsolved mysteries

The encyclopedia of the world's mystical and sacred sites

The ghost handbook

The Paranormal

The Paranormal

The UFO encyclopedia

The UFO encyclopedia

The Unexplained

TheU FO encyclopedia

Things new and old

Things new and old

UFO'S, the definitive casebook

UFOs

UFOs

UFOs, 1947-1987

Will you survive after death?

World atlas of UFO's [sic.]

World Atlas of UFOs