The following is a list of appearances by Helena.
Prose
Novels
Erimem
- The Last Pharaoh
- The Beast of Stalingrad
- Angel of Mercy
- Buccaneer
- Churchill's Castle
- The Three Faces of Helena
Short stories
Erimem
Into the Unknown
- Alone in the Dark
- The Snow Wolves
- Wardenclyffe
- A Bazarr Way to Die
- Tomorrow's Fish and Chips
- Tick-Tock
- Serpent's Child
- Last Respects