This link will show you the difference!
http://www.mofsupply.com/HowtoChooseNotebooks.pdf
Gregg Teeline
The two big styles are Pitman and Gregg
There are several variations, the most notable is Pitman shorthand created by Sir Isaac Pitman in 1837
Shorthand has been in use for hundreds of years, the earliest known record of shorthand is an ancient Greek marble slab that dates back to around 400BC. The systems of shorthand used in the western world today are Pitman shorthand and Gregg shorthand. Introduced by Sir Isaac Pitman in 1837 and John Robert Gregg in 1888 respectively
It is generally called, 'shorthand'. But there are different forms or styles of shorthand available as well. Some of the more well-known include: Pitman; Gregg; Taylor; and Boyd's syllabic, etc.
Gregg Atwill goes by Gregg Stony.
To write a statement in shorthand, use symbols or abbreviations to represent words or phrases. Develop your own shorthand system or use an established shorthand method like Pitman or Gregg. Practice regularly to improve speed and accuracy in writing statements in shorthand.
Forrest Gregg was born on October 18, 1933.
Gregg
HH Gregg is named after the initials of its founders, Henry Harold Gregg.
Gregg Masuak's birth name is Gregg Masuak.
Gregg Casson's birth name is Gregg Newton.