b68a6d63_dyweight_Exercises___Fitstream__Notes
[Exercise] Typewriter pull-ups [Notes] 
Othewise known as side-to-side pull-ups, the typewriter is a more difficult variation of the archer pull-up which involves moving from each side and extending the body between both arms. Check YouTube for video demostrations.
Pull-up Exercise Guide, Progression Exercises, Hints and Tips - Bodyweight Exercises - Fitstream
Notes