Question: Keef Hartley worked with what English musician and vocalist born in Liverpool in 1938?

Context articles: Ian Cruickshank
Mimi Smith
Lyn Dobson
Keef Hartley
Ian Crawford (musician)
Junior Marvin
Rory Storm
Dennis Rowland
Lancashire Hustler
Billy Kinsley

Ian Cruickshank (born 1947 approx.)
 was an English electric and acoustic guitarist most associated with the blues-rock and gypsy jazz genres, also well known in the U.K. as an educator, author and columnist, record producer and record label owner, festival organiser and promoter of artists in the gypsy jazz world.
 He achieved some success in the 1960s in the Keef Hartley Band playing electric guitar under the pseudonym "Spit James" before becoming enamoured of the gypsy jazz style originated by Django Reinhardt in the 1970s and devoting almost all of his energies to educating, performing and promoting activities in this area up till his death in 2017.
 He published several influential books on gypsy jazz, was producer and music co-ordinator for the TV Documentary "Django Legacy", was the owner of the "Fret Records" record label, and organised the U.K. "Gypsy Jazz Guitar Festival" annually from 1997 to 2000.
Mary Elizabeth "Mimi" Smith ("née" Stanley; 24 April 1906 – 6 December 1991) was the maternal aunt and parental guardian of the English musician, John Lennon.
 Mimi Stanley was born in Toxteth, Liverpool, England, the oldest of five daughters.
 She became a resident trainee nurse at the Woolton Convalescent Hospital and later worked as a private secretary.
 On 15 September 1939 she married George Smith who ran his family's dairy farm and a shop in Woolton, a suburb of Liverpool.
Lyn Dobson is a British musician, noted as a jazz-rock flautist and saxophonist.
 He appeared with Georgie Fame and the Blue Flames and Manfred Mann in the mid-1960s, and then with Soft Machine and Keef Hartley, as well as playing on albums by Nick Drake and John Martyn.
 Dobson played the flute solo on Manfred Mann's "Pretty Flamingo".
Keith "Keef" Hartley (8 April 1944 – 26 November 2011) was an English drummer and bandleader.
 He fronted his own eponymous band, known as the Keef Hartley Band or Keef Hartley's Big Band, and played at Woodstock.
 He was later a member of Dog Soldier, and variously worked with Rory Storm, The Artwoods and John Mayall.
Ian Miles Crawford (born September 29, 1988) is an American musician and vocalist born in Eugene, Oregon.
 He is most prominently known being a guitarist and backing vocalist for groups including The Cab, Panic!
 at the Disco, Never Shout Never, and The Academy Is... In 2016, he founded the rock and roll group The Contestants, which released their debut studio album, "No Contest", in May 2016.
Junior Marvin (born 1949 as Donald Hanson Marvin Kerr Richards Jr) also known as Junior Marvin-Hanson, Junior Hanson and Junior Kerr, is a Jamaican-born guitarist and singer best known for his association with Bob Marley and The Wailers.
 He started his career as Junior Hanson with the band Hanson in 1973.
 Marvin has also been associated with Gass, Keef Hartley Band, Toots & the Maytals and Steve Winwood.
 In 2007, Marvin recorded a solo album entitled "Wailin' For Love".
 In 2008 Marvin, along with Al Anderson, formed The Original Wailers and Junior left this Band in April 2011.
Rory Storm (7 January 1938 – 28 September 1972) was an English musician and vocalist.
 Born Alan Ernest Caldwell in Liverpool, Storm was the singer and leader of Rory Storm and the Hurricanes, a Liverpudlian band who were contemporaries of the Beatles in the late 1950s and early 1960s.
 Ringo Starr was the drummer for the Hurricanes before joining the Beatles in August 1962, replacing original drummer Pete Best.
Dennis Rowland is a jazz vocalist born and raised in Detroit.
 Having grown up in a household of jazz enthusiasts, Rowland developed an appreciation for Jazz music at an early age.
 At the age of five or six Rowland heard the vocals of Joe Williams of the Count Basie Orchestra, which has influenced his approach to singing ever since.
 Rowland's voice is rich and deep, and throughout the early 1970s, Rowland worked Detroit's local jazz and acting scene.
 In 1977 Rowland was hired by Count Basie as a vocalist on his tours, filling the same role his idols Joe Williams and Jimmy Rushing had occupied for so many years.
 For Rowland, it was a dream come true and he would tour with Basie for the following seven years.
 During his time with Basie, Rowland had the chance to share the stage with such icons as Sarah Vaughan, Ella Fitzgerald and Tony Bennett.
 Rowland was seen recently as Jimmy Baker in the film "Real Gone Cat" by film director Robert Sucato.
 He currently resides and performs regularly in Phoenix, Arizona.
Lancashire Hustler is an album by Keef Hartley.
 This album is credited as a solo effort by Hartley, with Robert Palmer, Elkie Brooks and Pete Gage of the band Vinegar Joe (with whom Hartley worked on the 1972 album "Rock and Rock Gypsies") providing support on some tracks.
William Ellis "Billy" Kinsley (born 28 November 1946, Anfield, Liverpool) is an English musician with The Merseybeats until 1966 (although he temporarily left the band both to form the Kinsleys) The group disbanded in January 1966 to resurface as a duo called The Merseys.
 They recorded The McCoys' song "Sorrow" (also covered by David Bowie on his 1973 cover album, "Pin Ups") with the band before embarking on a solo career, where he recorded "Bye Bye Baby".
 This song is not to be confused with a Four Seasons track of a similar title, but rather a typical Merseybeat tune.
 Followed by the singles: "Annabella", and "You Make My Day".
 Kinsley also undertook session work, which most notably included working for Apple Records (alongside George Harrison on at least one song for Jackie Lomax).
 He also worked on the popular "Top of the Pops" record series, which contained anonymous cover versions of recent and current hit singles.
 During this time he worked with fellow musician friend, Jimmy Campbell, and formed the band Rockin' Horse.
 They recorded one album and toured England and Europe as the backing band for Chuck Berry.