A high-resolution version of the index can be found here.
Army Map Service Series U502
This series of maps covers India, Bangladesh, and most of Pakistan. Most of the maps date from the mid-1950s to the mid-1960s. Compared to the maps of Afghanistan, these maps have a more modern appearance and show a much greater knowledge of the area covered.
Maps
NG 46-9; Tura, U.S. Army Mapping Service
NH 42-10; Sibi, U.S. Army Mapping Service
NH 42-11; Rajanpur, U.S. Army Mapping Service
NH 42-12; Bahawalpur, U.S. Army Mapping Service
NH 42-13; Gandava, U.S. Army Mapping Service
NH 42-14; Jacobabad, U.S. Army Mapping Service
NH 42-15; Rahimyar Khan, U.S. Army Mapping Service
NH 42-16; Khanpur, U.S. Army Mapping Service
NH 42-1; Spin Baldak, U.S. Army Mapping Service
NH 42-2; Qamruddin Karez, U.S. Army Mapping Service
NH 42-3; Fort Sandeman, U.S. Army Mapping Service
NH 42-4; Dera Ismail Khan, U.S. Army Mapping Service
NH 42-5; Quetta, U.S. Army Mapping Service
NH 42-6; Loralai, U.S. Army Mapping Service
NH 42-7; Mekhtar, U.S. Army Mapping Service
NH 42-8; Multan, U.S. Army Mapping Service
NH 42-9; Mastung, U.S. Army Mapping Service
NH 43-10; Sri Ganganagar, U.S. Army Mapping Service
NH 43-11; Hissar, U.S. Army Mapping Service
NH 43-12; Saharanpur, U.S. Army Mapping Service
NH 43-13; Bikaner, U.S. Army Mapping Service
NH 43-14; Sardarshahr, U.S. Army Mapping Service
NH 43-15; Bhiwani, U.S. Army Mapping Service
NH 43-16; Delhi, U.S. Army Mapping Service
NH 43-1; Lyallpur, U.S. Army Mapping Service
NH 43-2; Lahore, U.S. Army Mapping Service
NH 43-3; Jullundur, U.S. Army Mapping Service
NH 43-4; Simla, U.S. Army Mapping Service
NH 43-5; Montgomery, U.S. Army Mapping Service
NH 43-6; Ferozepore, U.S. Army Mapping Service
NH 43-7; Ludhiana, U.S. Army Mapping Service
NH 43-8; Ambala, U.S. Army Mapping Service
NH 43-9; Mailsi, U.S. Army Mapping Service
NH 44-10; Almora, U.S. Army Mapping Service
NH 44-11; Jumla, U.S. Army Mapping Service
NH 44-13; Bareilly, U.S. Army Mapping Service
NH 44-14; Pilibhit, U.S. Army Mapping Service
NH 44-15; Nepalganj, U.S. Army Mapping Service
NH 44-16; Pokhara, U.S. Army Mapping Service
NH 44-1; Chini, U.S. Army Mapping Service
NH 44-5; Dehra Dun, U.S. Army Mapping Service
NH 44-6; Nanda Devi, U.S. Army Mapping Service
NH 44-9; Hardwar, U.S. Army Mapping Service
NH 45-13; Jongkha Dzong, U.S. Army Mapping Service
NH 46-15; Kyimdong Dzong, U.S. Army Mapping Service
NH 46-16; Nizamghat, U.S. Army Mapping Service
NI 42-12; Kohat, U.S. Army Mapping Service
NI 42-16; Mianwali, U.S. Army Mapping Service
NI 43-10; Punch, U.S. Army Mapping Service
NI 43-11; Anantnag, U.S. Army Mapping Service
NI 43-12; Martselang, U.S. Army Mapping Service
NI 43-13; Sargodha, U.S. Army Mapping Service
NI 43-14; Sialkot, U.S. Army Mapping Service
NI 43-15; Pathankot, U.S. Army Mapping Service
NI 43-16; Palampur, U.S. Army Mapping Service
NI 43-1; Churrai, U.S. Army Mapping Service
NI 43-2; Gilgit, U.S. Army Mapping Service
NI 43-3; Mundik, U.S. Army Mapping Service
NI 43-4; Chulung, U.S. Army Mapping Service
NI 43-5; Mardan, U.S. Army Mapping Service
NI 43-6; Srinagar, U.S. Army Mapping Service
NI 43-7; Kargil, U.S. Army Mapping Service
NI 43-8; Leh, U.S. Army Mapping Service
NI 43-9; Rawalpindi, U.S. Army Mapping Service
NI 44-13; Tso Morari, U.S. Army Mapping Service
NI 44-1; Tsorul Tso, U.S. Army Mapping Service
NI 44-5; Shyok, U.S. Army Mapping Service
NI 44-9; Pangong Tso, U.S. Army Mapping Service
NJ 43-13; Mastuj, U.S. Army Mapping Service
NJ 43-14; Baltit, U.S. Army Mapping Service
NJ 43-15; Shimshal, U.S. Army Mapping Service