have not verified everything, but seems to be right upon first reading. it took me a bit to find this as I was looking for history on my own speakers. I hope this helps someone:
MODEL 1912 - 150W, 1-12 in. extension cab designed for use with the JCM900 1-12 in. combos, mfg. 1989-1998.
MODEL 1922 - 150W, 2-12 in. G12T75 speakers, extension cabinet designed for use with JCM900 2-12 in. combos, stereo/mono switching, similar to the model 1936, mfg. 1989-1998.
MODEL 1931A/1931B - 75W, 1-12 in. G12T75 speaker, angled cabinet, designed for use with the Model 3310, mfg. 1989-1991.
MODEL 1933 - 65W, 1-12 in.G12 65 speakers, extension cabinet designed for use with the JCM-800 Model 4010 and
Model 4210 1-12 in. combos, mfg. 1984-89.
MODEL 1936 - 140W, 2-12 in., extension cabinets for full-sized heads, mfg. 1981-present.
MODEL 1551 - 2-15 in. speakers, bass cabinet, mfg. date unknown.
MODEL 1960 g - 60W, 4-12, lead/bass application, angled front cabinet for full-sized heads, mfg. 1964-1979.
MODEL 1960A/1960B - 260W, 4-12 in. G12 65 speakers, angled front (1960A) or straight front (1960B), designed for use with full-sized heads, mfg. 1979-present.
Model 1960AC/1960BC - similar to the 1960A/1960B except has 100W rated handling and 4-12 in. Classic 25 Greenback speakers, 16 ohms impedance, mfg. 1990-2008.
Model 1960AS/1960BS - similar to the 1960A/1960B, except has 4-12 in. G12T75 speakers, designed for use with the reissue Model 1987S and Model 1959S heads, mfg. 1988 only.
Model 1960AV/1960BV - similar to the Model 1960A/1960B except has 280W output, 4-12 in. Celestion Vintage 30 speakers, stereo/mono switching, and 4/16 ohms mono/ 8 ohms stereo impedance, mfg. 1990-present.
Model 1960AX/1960BX - similar to the Model 1960A/1960B except has 100W rated handling, 4-12 in. mono Celestion Classic 25 speakers, reissue cabinet desiged for use with the 1987X and 1959X reissue heads, mfg. 1990-93, 2004-present.
Model 1960ST - similar to the 1960B except has 4-12 in. Celestion G12T75 speakers and features stereo/mono switching, mfg. 1989 only.
Model 1960TV - similar to the 1960B except has 100W output, 4-12 in. Celestion Classic 25 speakers, mono impedance, and an extra-tall cabinet design, 97 lbs., mfg. 1990-mid 1990s, 2004-present.
MODEL 1961A/1961B - 150W, 2-12 in. Celestion G12T75 speakers, angled front (Model 1961A) or straight front (Model 1961B), extension cabinet designed for use with the Model 3315 head, mfg. 1988-1990.
MODEL 1965A/1965B - 140W, 4-10 in. speakers, angled front (Model 1965A) or straight front (Model 1965B), extension cabinet designed for use with the "mini-stack" Model 3210/3203 heads, mfg. 1984-1991.
MODEL 1966A/1966B - 150W, 2-12 in. Celestion G12 75 speakers, angled front (Model 1966A) or straight front (Model 1966B), extension cabinet designed for use with the "mini-stack" Model 3210/3203 heads, mfg. 1985-1991.
MODEL 1972 - 50W, 2-12 in. speakers, lead/bass/organ applications, extension cabinet designed for use with the Bluesbreaker Model 1962 combo, mfg. 1966-68.
MODEL 1982 - 100W, 4-12 in. speakers, lead/bass application, straight front, extension cabinet designed for use with full-sized heads, mfg. 1967-1980.
MODEL 1982A/1982B - 320W, 4-12 in. speakers, angled front (Model 1982A) or straight front (Model 1982B), high-powered extension cabinets designed for use with full-sized heads, mfg. 1981-1987.
MODEL 1990 - 80W, 8-10 in. speakers, extension cabinet designed for use with full-sized heads, mfg. 1967-1978.
MODEL 2032 - 80W, 4-12 in. speakers, extension cabinet designed for use with full-sized heads, mfg. 1970-74.
MODEL 2034 - 120W, 8-10 in. speakers, extension cabinet designed for use with full-sized heads, mfg. 1970-73.
MODEL 2035B - 75W, 4-12 in. speakers and a horn, lead/organ application, mfg. 1970-74.
MODEL 2036B - 120W, 4-12 in. speakers and a horn, lead/organ application, mfg. 1970-74.
MODEL 2038 - 60W, 4-10 in. speakers, extension cabinet for smaller amps, about the size of a 4-12 in. cabinet, mfg. 1972 only.
MODEL 2045 - 60W, 2-12 in. speakers, lead/bass/organ applications, extension cabinet designed for used with smaller amps, mfg. 1972-76.
MODEL 2049 - 60W, 2-12 in. speakers, 4 foot tall extension cabinet designed for use with the 50W Artist series, mfg. 1973-77.
MODEL 2052 - 125W, 1-15 in. speaker, lead/organ application, horn loaded in rear with Powercel, extension cabinet designed for use with full-sized heads, mfg. 1973-79.
MODEL 2053/2053B - 100W, 1-12 in. speaker, lead/organ application, extension cabinet sized for a 4-12 in. with flared "picture frame" cosmetics, 2053B has caster cups, mfg. 1972-73.
MODEL 2054/2054B - 125W, 1-15 in. speaker, lead/organ application, extension cabinet with flared picture frame front, same size as a 4-12 in. cabinet, 2054B has caster cups, mfg. 1972-73.
MODEL 2064/2064B - 100W, 1-12 in. Powercel speaker, lead/organ application, straight front, extension cabinet designed for use with full-sized heads, 2064B has castor cups, mfg. 1973-75.
MODEL 2065/2065B - 125W, 1-15 in. Powercel speaker, lead/organ application, extension cabinet designed for use with full-sized heads, straight front, 2065B has caster cups, mfg. 1973-75.
MODEL 2069 - 120W, 4-12 in. speakers, tall extension cabinet designed for use with 100W Artist series, mfg. 1973-77.
MODEL 2196 - 100W, 2-12 in. 80W speakers, lead/bass application, 4 ohm impedance, extension cabinet designed for use with the Model 2195 head, mfg. 1976-1980.
MC212 - 130W, 2-12 in. Celestion Platform 65 speakers, 4 ohm mono impedance (8 ohm stereo impedance), black covering, black grille, 29.3 in. wide, 20.9 in. tall, 12.25 in. deep, 50.6 lbs., current mfg.
MC412A/MC412B - 200W, 4-12 in. Celestion Platform 50 speakers, 16/4 ohm mono impedance (8 ohm stereo impedance), black covering, black grille, 30.25 in. wide, 29.75 in. tall, 14.4 in. deep, 75 lbs., current mfg.
MODEL 1912 - 150W, 1-12 in. extension cab designed for use with the JCM900 1-12 in. combos, mfg. 1989-1998.
MODEL 1922 - 150W, 2-12 in. G12T75 speakers, extension cabinet designed for use with JCM900 2-12 in. combos, stereo/mono switching, similar to the model 1936, mfg. 1989-1998.
MODEL 1931A/1931B - 75W, 1-12 in. G12T75 speaker, angled cabinet, designed for use with the Model 3310, mfg. 1989-1991.
MODEL 1933 - 65W, 1-12 in.G12 65 speakers, extension cabinet designed for use with the JCM-800 Model 4010 and
Model 4210 1-12 in. combos, mfg. 1984-89.
MODEL 1936 - 140W, 2-12 in., extension cabinets for full-sized heads, mfg. 1981-present.
MODEL 1551 - 2-15 in. speakers, bass cabinet, mfg. date unknown.
MODEL 1960 g - 60W, 4-12, lead/bass application, angled front cabinet for full-sized heads, mfg. 1964-1979.
MODEL 1960A/1960B - 260W, 4-12 in. G12 65 speakers, angled front (1960A) or straight front (1960B), designed for use with full-sized heads, mfg. 1979-present.
Model 1960AC/1960BC - similar to the 1960A/1960B except has 100W rated handling and 4-12 in. Classic 25 Greenback speakers, 16 ohms impedance, mfg. 1990-2008.
Model 1960AS/1960BS - similar to the 1960A/1960B, except has 4-12 in. G12T75 speakers, designed for use with the reissue Model 1987S and Model 1959S heads, mfg. 1988 only.
Model 1960AV/1960BV - similar to the Model 1960A/1960B except has 280W output, 4-12 in. Celestion Vintage 30 speakers, stereo/mono switching, and 4/16 ohms mono/ 8 ohms stereo impedance, mfg. 1990-present.
Model 1960AX/1960BX - similar to the Model 1960A/1960B except has 100W rated handling, 4-12 in. mono Celestion Classic 25 speakers, reissue cabinet desiged for use with the 1987X and 1959X reissue heads, mfg. 1990-93, 2004-present.
Model 1960ST - similar to the 1960B except has 4-12 in. Celestion G12T75 speakers and features stereo/mono switching, mfg. 1989 only.
Model 1960TV - similar to the 1960B except has 100W output, 4-12 in. Celestion Classic 25 speakers, mono impedance, and an extra-tall cabinet design, 97 lbs., mfg. 1990-mid 1990s, 2004-present.
MODEL 1961A/1961B - 150W, 2-12 in. Celestion G12T75 speakers, angled front (Model 1961A) or straight front (Model 1961B), extension cabinet designed for use with the Model 3315 head, mfg. 1988-1990.
MODEL 1965A/1965B - 140W, 4-10 in. speakers, angled front (Model 1965A) or straight front (Model 1965B), extension cabinet designed for use with the "mini-stack" Model 3210/3203 heads, mfg. 1984-1991.
MODEL 1966A/1966B - 150W, 2-12 in. Celestion G12 75 speakers, angled front (Model 1966A) or straight front (Model 1966B), extension cabinet designed for use with the "mini-stack" Model 3210/3203 heads, mfg. 1985-1991.
MODEL 1972 - 50W, 2-12 in. speakers, lead/bass/organ applications, extension cabinet designed for use with the Bluesbreaker Model 1962 combo, mfg. 1966-68.
MODEL 1982 - 100W, 4-12 in. speakers, lead/bass application, straight front, extension cabinet designed for use with full-sized heads, mfg. 1967-1980.
MODEL 1982A/1982B - 320W, 4-12 in. speakers, angled front (Model 1982A) or straight front (Model 1982B), high-powered extension cabinets designed for use with full-sized heads, mfg. 1981-1987.
MODEL 1990 - 80W, 8-10 in. speakers, extension cabinet designed for use with full-sized heads, mfg. 1967-1978.
MODEL 2032 - 80W, 4-12 in. speakers, extension cabinet designed for use with full-sized heads, mfg. 1970-74.
MODEL 2034 - 120W, 8-10 in. speakers, extension cabinet designed for use with full-sized heads, mfg. 1970-73.
MODEL 2035B - 75W, 4-12 in. speakers and a horn, lead/organ application, mfg. 1970-74.
MODEL 2036B - 120W, 4-12 in. speakers and a horn, lead/organ application, mfg. 1970-74.
MODEL 2038 - 60W, 4-10 in. speakers, extension cabinet for smaller amps, about the size of a 4-12 in. cabinet, mfg. 1972 only.
MODEL 2045 - 60W, 2-12 in. speakers, lead/bass/organ applications, extension cabinet designed for used with smaller amps, mfg. 1972-76.
MODEL 2049 - 60W, 2-12 in. speakers, 4 foot tall extension cabinet designed for use with the 50W Artist series, mfg. 1973-77.
MODEL 2052 - 125W, 1-15 in. speaker, lead/organ application, horn loaded in rear with Powercel, extension cabinet designed for use with full-sized heads, mfg. 1973-79.
MODEL 2053/2053B - 100W, 1-12 in. speaker, lead/organ application, extension cabinet sized for a 4-12 in. with flared "picture frame" cosmetics, 2053B has caster cups, mfg. 1972-73.
MODEL 2054/2054B - 125W, 1-15 in. speaker, lead/organ application, extension cabinet with flared picture frame front, same size as a 4-12 in. cabinet, 2054B has caster cups, mfg. 1972-73.
MODEL 2064/2064B - 100W, 1-12 in. Powercel speaker, lead/organ application, straight front, extension cabinet designed for use with full-sized heads, 2064B has castor cups, mfg. 1973-75.
MODEL 2065/2065B - 125W, 1-15 in. Powercel speaker, lead/organ application, extension cabinet designed for use with full-sized heads, straight front, 2065B has caster cups, mfg. 1973-75.
MODEL 2069 - 120W, 4-12 in. speakers, tall extension cabinet designed for use with 100W Artist series, mfg. 1973-77.
MODEL 2196 - 100W, 2-12 in. 80W speakers, lead/bass application, 4 ohm impedance, extension cabinet designed for use with the Model 2195 head, mfg. 1976-1980.
MC212 - 130W, 2-12 in. Celestion Platform 65 speakers, 4 ohm mono impedance (8 ohm stereo impedance), black covering, black grille, 29.3 in. wide, 20.9 in. tall, 12.25 in. deep, 50.6 lbs., current mfg.
MC412A/MC412B - 200W, 4-12 in. Celestion Platform 50 speakers, 16/4 ohm mono impedance (8 ohm stereo impedance), black covering, black grille, 30.25 in. wide, 29.75 in. tall, 14.4 in. deep, 75 lbs., current mfg.