Question:
Who was the owner of Reber Radio Telescope in Dec, 1960?

Context:
 Reber Radio Telescope is owned by National Institute of Standards and Technology from Jan, 1948 to Jan, 1957. 
 Reber Radio Telescope is owned by National Radio Astronomy Observatory from Jan, 1957 to Oct, 2016. 
 Reber Radio Telescope is owned by Grote Reber from Jan, 1937 to Jan, 1948. 
 Reber Radio Telescope is owned by Green Bank Observatory from Oct, 2016 to Dec, 2022.

Answer:
Question:
Who was the owner of Reber Radio Telescope in Dec, 1960?

Context:
 Reber Radio Telescope is owned by National Institute of Standards and Technology from Jan, 1948 to Jan, 1957. 
 Reber Radio Telescope is owned by National Radio Astronomy Observatory from Jan, 1957 to Oct, 2016. 
 Reber Radio Telescope is owned by Grote Reber from Jan, 1937 to Jan, 1948. 
 Reber Radio Telescope is owned by Green Bank Observatory from Oct, 2016 to Dec, 2022.

Answer:
user
National Radio Astronomy Observatory
assistant
Question:
Who was the owner of Reber Radio Telescope in Dec, 1960?

Context:
 Reber Radio Telescope is owned by National Institute of Standards and Technology from Jan, 1948 to Jan, 1957. 
 Reber Radio Telescope is owned by National Radio Astronomy Observatory from Jan, 1957 to Oct, 2016. 
 Reber Radio Telescope is owned by Grote Reber from Jan, 1937 to Jan, 1948. 
 Reber Radio Telescope is owned by Green Bank Observatory from Oct, 2016 to Dec, 2022.

Answer:
user
National Institute of Standards and Technology
Green Bank Observatory
Grote Reber
assistant
Question:
Who was the owner of Reber Radio Telescope in Dec, 1960?

Context:
 Reber Radio Telescope is owned by National Institute of Standards and Technology from Jan, 1948 to Jan, 1957. 
 Reber Radio Telescope is owned by National Radio Astronomy Observatory from Jan, 1957 to Oct, 2016. 
 Reber Radio Telescope is owned by Grote Reber from Jan, 1937 to Jan, 1948. 
 Reber Radio Telescope is owned by Green Bank Observatory from Oct, 2016 to Dec, 2022.

Answer:
user
National Radio Astronomy Observatory
assistant