In their book A Century of Champions, John Randall and Tony Morris rated Nimbus an "average" winner of the 2000 Guineas but an "inferior" Derby winner.

In their book A Century of Champions, John Randall and Tony Morris rated Fifinella the eighth best British-trained filly of the 20th Century.

In their book A Century of Champions, John Randall and Tony Morris rated Felstead a "poor" Derby winner, although they placed him slightly ahead of his sire.

In their book A Century of Champions, John Randall and Tony Morris rated Mid-day Sun on 126, making him a "poor" Derby winner.

In their book A Century of Champions, John Randall and Tony Morris rated Larkspur a "poor" Derby winner.

In their book A Century of Champions, John Randall and Tony Morris rated Cicero an "average" Derby winner.

In their book A Century of Champions, John Randall and Tony Morris rated Right Royal the thirty-second best French horse of the 20th Century.

In their book A Century of Champions, John Randall and Tony Morris rated Aurelius an "average" St Leger winner and the best British-trained racehorse of his generation.

In their book, A Century of Champions, based on the Timeform rating system, John Randall and Tony Morris rated Jodami an "average" Gold Cup winner.

In their book A Century of Champions, John Randall and Tony Morris rated Tagalie the thirty-sixth best British filly or mare of the 20th Century .