also the leap into electronic typesetting, remaining essentially
L-T3194 series
L-T3232 series
L-T3237 series
L-T3231 series
L-T3236 series
L-T3230 series
L-T3235 series
L-T3233 series
L-T3238 series
L-T3170/3172 series
L-T3174/3176 series
L-T3182 series
