Crowley: Street/road sign with famous biologist's last name

Gray Street in Boston, MA;  42.34560, -71.07279

There are multiple famous biologists that share this last name: 

1. John Edward Gray, who lived from 1800-1875, was a British zoologist who worked at the British Museum as the Keeper of Zoology. He authored and published many zoological collections that were some of the best in the world at the time; the records dealt with animal groups and new species of animals.

2. Asa Gray, who lived from 1810-1888, was a significant American botanist. He helped with the taxonimical names of many plants in his time period and published Gray's Manual, a book that identifies and explains many plants in North America.

3. George Robert Gray, who lived from 1808-1872, was an English zoologist. He had the title of FRS, which stands for "Fellow of the Royal Society." He is famous for his four decades of work with birds at the British Museum and his publication of Genera of Birds. 

Adams Street in Westborough, MA;  42.23208, -71.62107

There are two famous biologists (brothers) that share this last name:
1. Arthur Adams, who lived from 1813-1877, was an English naturalist, conchologist, and malacologist. He was a surgeon in the navy who, later in his life, wrote a three-volume book series with his brother (Henry Adams) about new species and articles about interesting spiders.There are two famous biologists that share this last name.

2. Henry Adams, who lived from 1820-1878, was an English physician and naturalist. He helped his brother (Arthur Adams) write the three-volume book series entitled The Genera of Recent Mollusca: Arranged According to Their Organization.