9186
During this time over 2,800 small blue cast iron site markers with yellow lettering were placed all over the state of New York during the time of the program ( 1926-1939 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None