The previous design was near perfect, easy to read and subtly attractive.
Experience on the previous design and feedback from various users were incorporated into the T91.
The locomotive, when completed, was found to produce much more power than previous designs.
Unlike previous designs, they were less cumbersome to arm and use.
Unlike their previous design, this aircraft was designed and built entirely by the firm itself.
In 2006 the local community announced that it was hoping to raise £2.5m to rebuild the station to the previous design.
This was the fifth design model of the rifle as four previous designs had been abandoned.
However, as with previous designs, high fuel consumption meant limited range.
I'm betting they'll go back to the previous design next year.
Of all his previous designs, this is the most human.