74666
It contains data from the original hand-written records of the late and internationally acclaimed dendrologist Alan Mitchell , and other historical records taken from reference works going back more than 200 years .
 Alan Mitchell
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Alan Mitchell