How 'bout this 1.5-step? If your rear derailleur can take a larger granny cog and you need something lower, go for it.
14 / 102.2 / 81.0
16 / 89.4 / 70.9
19 / 75.3 / 59.7
22 / 65.0 / 51.6
26 / 55.0 / 43.6
28 / (51.1) / 40.5
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"Far and away the best prize that life offers is the chance to work hard at work worth doing." --Theodore Roosevelt
Capo: 1959 Modell Campagnolo, S/N 40324; 1960 Sieger (2), S/N 42624, 42597
Carlton: 1962 Franco Suisse, S/N K7911
Peugeot: 1970 UO-8, S/N 0010468
Bianchi: 1982 Campione d'Italia, S/N 1.M9914
Schwinn: 1988 Project KOM-10, S/N F804069