Ustad Barkat Ali Khan was the younger brother of what Hindustani classical vocalist, from the Kasur Patiala Gharana?
Barkat Ali Khan: Ustad Barkat Ali Khan (1908 – 19 June 1963) was an Indian-Pakistani classical singer, younger brother of Bade Ghulam Ali Khan and elder brother of Mubarak Ali Khan, and belonged to the Patiala Gharana of music. Bade Ghulam Ali Khan: Bade Ghulam Ali Khan (Devanagari:बड़े ग़ुलाम अली ख़ान, Shahmukhi/Urdu: بڑے غلام علی خان) (c. 2 April 1902 – 25 April 1968) was a Hindustani classical vocalist, from the Kasur Patiala Gharana.
Bade Ghulam Ali Khan