Question: When did the explorer reach the headquarters location of the group Study in Brown's record label is part of?

Knowledge 1: Study in Brown
Study in Brown (EmArcy Records, 1955) is a Clifford Brown and Max Roach album. The album consists predominantly of originals by members of the band. The songs "Lands End", by tenor saxophonist Harold Land, and "Sandu", by Brown, have gone on to become jazz standards. The song "George's Dilemma" is also known as "Ulcer Department". Brown's solo on "Cherokee" is among the most acclaimed solos in jazz. [SEP] Knowledge 2: EmArcy Records
EmArcy Records is a jazz record label founded in 1954 by Mercury Records, and today a European jazz label owned by Universal Music Group. The name is a phonetic spelling of "MRC", the initials for Mercury Record Company. [SEP] Knowledge 3: Sony Music
RCA/Jive Label Group CEO Barry Weiss left the company in March 2011 to become the new CEO of Island Def Jam and Universal Republic, which were both part of Universal Music Group. Weiss had been the RCA/Jive Label Group CEO since 2008 and was head of Jive Records since 1991. [SEP] Knowledge 4: Jive Records
Jive Records was an American record label under the RCA Music Group formed in 1981 by Zomba Records. Formerly headquartered in New York City, the label was best known for a string of successes with hip hop artists in the 1980s, and also in teen pop and boy bands during the 1990s and early 2000s.
Knowledge 1: Study in Brown
Study in Brown (EmArcy Records, 1955) is a Clifford Brown and Max Roach album. The album consists predominantly of originals by members of the band. The songs "Lands End", by tenor saxophonist Harold Land, and "Sandu", by Brown, have gone on to become jazz standards. The song "George's Dilemma" is also known as "Ulcer Department". Brown's solo on "Cherokee" is among the most acclaimed solos in jazz. [SEP] Knowledge 2: EmArcy Records
EmArcy Records is a jazz record label founded in 1954 by Mercury Records, and today a European jazz label owned by Universal Music Group. The name is a phonetic spelling of "MRC", the initials for Mercury Record Company. [SEP] Knowledge 3: Sony Music
RCA/Jive Label Group CEO Barry Weiss left the company in March 2011 to become the new CEO of Island Def Jam and Universal Republic, which were both part of Universal Music Group. Weiss had been the RCA/Jive Label Group CEO since 2008 and was head of Jive Records since 1991. [SEP] Knowledge 4: Brown and Roach Incorporated
Brown and Roach Incorporated is an album by American jazz trumpeter Clifford Brown and drummer Max Roach featuring tracks recorded in August 1954 and released on the EmArcy label.
Knowledge 1: Study in Brown
Study in Brown (EmArcy Records, 1955) is a Clifford Brown and Max Roach album. The album consists predominantly of originals by members of the band. The songs "Lands End", by tenor saxophonist Harold Land, and "Sandu", by Brown, have gone on to become jazz standards. The song "George's Dilemma" is also known as "Ulcer Department". Brown's solo on "Cherokee" is among the most acclaimed solos in jazz. [SEP] Knowledge 2: EmArcy Records
EmArcy Records is a jazz record label founded in 1954 by Mercury Records, and today a European jazz label owned by Universal Music Group. The name is a phonetic spelling of "MRC", the initials for Mercury Record Company. [SEP] Knowledge 3: Sony Music
RCA/Jive Label Group CEO Barry Weiss left the company in March 2011 to become the new CEO of Island Def Jam and Universal Republic, which were both part of Universal Music Group. Weiss had been the RCA/Jive Label Group CEO since 2008 and was head of Jive Records since 1991. [SEP] Knowledge 4: Jam Session (album)
Jam Session is a live album by American trumpeters Clifford Brown, Clark Terry and Canadian trumpeter Maynard Ferguson featuring tracks recorded in early 1954 and released on the EmArcy label. The album was recorded at the same session that produced Dinah Washington's "Dinah Jams" and is often credited to the Clifford Brown All Stars.

Answer: August 3, 1769