Table:
0
A
B
C
D
E
F
1
Code & location
Missile Type
Defense Area
Dates
Control Site condition/owner
Launch Site condition/owner
2
M-02 Brown Deer Rd
1B, 2C/18H, 30A/12L-U
Milwaukee
1957-1971 Jun
Woods & subdivision
Obliterated
3
M-20 Harbor Drive
3B/18H, 30A/12L-U
Milwaukee
1957-1971 Jun
Grant Park
lakefront office buildings
4
M-42 Cudahy
1B, 2C/30A/12L-A
Milwaukee
1956-1961 Aug
Warnimont Golf Course
Cudahy High School
5
M-54 " Hales Corners " :2
1B, 2C/30A/12L-A
Milwaukee
1956-1961 Aug
Obl. Franklin "Root River" site
Oak Creek industrial site
6
M-64 Muskego /Prospect
1B, 2C/30A/12L-A
Milwaukee
1956-1963 Mar
machine shop on Martin Dr.
Obliterated, being redeveloped
7
M-74 Waukesha
1B, 2C/18H, 30A/12L-U, (10L-H)
Milwaukee
1956-1971 Jun
structures remain in Hillcrest Park
Obliterated, being redeveloped
8
M-86 Lannon
1B, 2C/30A/12L-A
Milwaukee
1956–1958
Lannon County Park offices
Largely intact, private owner

Questions and formulas:
Question: When is every date that control site condition or owner is machine shop on Martin Dr.?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="machine shop on Martin Dr."),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,E2:E8="machine shop on Martin Dr."),4))
Level: medium
Question: What is every missile type with a code and location of M-20 Harbor Drive?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="M-20 Harbor Drive"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,A2:A8="M-20 Harbor Drive"),2))
Level: medium
Question: What is every code and location where the launch site condition and owner is obliterated?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,F1="Obliterated"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,F2:F8="Obliterated"),1))
Level: medium
Question: What is every control site condition and owner if launch site condition and owner is Lakefront Office Buildings?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,F1="lakefront office buildings"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,F2:F8="lakefront office buildings"),5))
Level: medium