Helical Segmented such as Byrd Shelix
- Alan Lightstone,
- Alan Marchbanks,
- Andy D Jones,
- Bernie Kopfer,
- Charlie Barnes,
- ChrisA Edwards,
- Colin Helms,
- David M Peters,
- Derek Cohen,
- glenn bradley,
- Harold Patterson,
- Jack Lilley,
- James Cheever,
- Jay Rasmussen,
- Joe Jensen,
- John P Clark,
- julian abram,
- Mark Carlson,
- Mike Henderson,
- Orlando Gonzalez,
- Richard Young,
- Robert Chapman,
- robert patrick,
- Stanea Laurentiu,
- Thomas L. Miller,
- Thomas Wilson,
- Tony Joyce