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Sturmey-Archer FM[1]
  Number of gear teeth         Number of gear teeth            
Gear Sun Gear 1 Pinion to Sun 1 Pinion to Ring 1 Ring gear 1 1=R to P, P to S 2=Direct, 3=P to R   Gear Drive Ratio Stage 1 drive ratio as fraction Gear drive ratio modified Sun Gear  2 Pinion to Sun 2 Pinion to Ring 1 Ring gear 1 Path: 1=R to P, 2=Direct, 3=P to R Gear Drive Ratio Stage 2 drive ratio as fraction Total Drive Ratio Total drive ratio as fraction Ratio incre- ment
1 30 14 14 60 1 0.667    2/3    30 14 14 60 1 0.667    2/3  0.667    2/3   
2 30 14 14 60 1 0.667    2/3  -0.333 30 14 14 60 1 0.667    2/3  0.857    6/7  1.286
3 30 14 14 60 2 1.000 1          30 14 14 60 2 1.000 1        1.000 1        1.167
4 30 14 14 60 1 0.667    2/3  -0.222 30 14 14 60 3 1.500 1   1/2  1.125 1   1/8  1.125

[1]
John Allen:
Tooth counts verified:
http://www.users.globalnet.co.uk/~hadland/1theory.pdf
http://www.users.globalnet.co.uk/~hadland/2tables.pdf