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
NF 44-5; Chhindwara, U.S. Army Mapping Service
NF 44-6; Seoni, U.S. Army Mapping Service
NF 44-7; Bilaspur, U.S. Army Mapping Service
NF 44-8; Champa, U.S. Army Mapping Service
NF 44-9; Nagpur, U.S. Army Mapping Service
NF 45-10; Balasore, U.S. Army Mapping Service
NF 45-11; Contai, U.S. Army Mapping Service
NF 45-12; Putney Island, U.S. Army Mapping Service
NF 45-13; Angul, U.S. Army Mapping Service
NF 45-14; Cuttack, U.S. Army Mapping Service
NF 45-1; Ranchi, U.S. Army Mapping Service
NF 45-2; Purulia, U.S. Army Mapping Service
NF 45-3; Burdwan, U.S. Army Mapping Service
NF 45-4; Faridpur, U.S. Army Mapping Service
NF 45-5; Sundargarh, U.S. Army Mapping Service
NF 45-6; Jamshedpur, U.S. Army Mapping Service
NF 45-7; Calcutta, U.S. Army Mapping Service
NF 45-8; Khula, U.S. Army Mapping Service
NF 45-9; Deogarh, U.S. Army Mapping Service
NF 46-1; Dacca, U.S. Army Mapping Service
NF 46-2; Aijal, U.S. Army Mapping Service
NF 46-5; Barisal, U.S. Army Mapping Service
NF 46-6; Chittagong, U.S. Army Mapping Service
NF 46-9; Dhulasar, U.S. Army Mapping Service
NG 42-10; Hyderabad, U.S. Army Mapping Service
NG 42-11; Mirpur Khas, U.S. Army Mapping Service
NG 42-12; Barmer, U.S. Army Mapping Service
NG 42-13; Karachi, U.S. Army Mapping Service
NG 42-14; Tatta, U.S. Army Mapping Service
NG 42-15; Islamkot, U.S. Army Mapping Service
NG 42-16; Nagar Parkar, U.S. Army Mapping Service
NG 42-1; Wandhari, U.S. Army Mapping Service
NG 42-2; Sukkur, U.S. Army Mapping Service
NG 42-3; Mirpur Mathelo, U.S. Army Mapping Service
NG 42-4; Kishangarh, U.S. Army Mapping Service
NG 42-5; Bela, U.S. Army Mapping Service
NG 42-6; Nawabshah, U.S. Army Mapping Service
NG 42-7; Miajlar, U.S. Army Mapping Service
NG 42-8; Jaisalmer, U.S. Army Mapping Service
NG 42-9; Uthal, U.S. Army Mapping Service
NG 43-10; Sojat, U.S. Army Mapping Service
NG 43-11; Kotah, U.S. Army Mapping Service
NG 43-12; Shivpuri, U.S. Army Mapping Service
NG 43-13; Palanpur, U.S. Army Mapping Service
NG 43-14; Udaipur, U.S. Army Mapping Service
NG 43-15; Mandasor, U.S. Army Mapping Service
NG 43-16; Guna, U.S. Army Mapping Service
NG 43-1; Phalodi, U.S. Army Mapping Service
NG 43-2; Nagaur, U.S. Army Mapping Service
NG 43-3; Sikar, U.S. Army Mapping Service
NG 43-4; Mathura, U.S. Army Mapping Service
NG 43-5; Jodhpur, U.S. Army Mapping Service
NG 43-6; Ajmer, U.S. Army Mapping Service
NG 43-7; Jaipur, U.S. Army Mapping Service
NG 43-8; Dholpur, U.S. Army Mapping Service
NG 43-9; Pali, U.S. Army Mapping Service
NG 44-10; Banda, U.S. Army Mapping Service
NG 44-11; Allahabad, U.S. Army Mapping Service
NG 44-12; Banaras, U.S. Army Mapping Service
NG 44-13; Tikamgarh, U.S. Army Mapping Service
NG 44-14; Panna, U.S. Army Mapping Service
NG 44-15; Rewa, U.S. Army Mapping Service
NG 44-16; Garwa, U.S. Army Mapping Service
NG 44-1; Agra, U.S. Army Mapping Service
NG 44-2; Shahjahanpur, U.S. Army Mapping Service
NG 44-3; Bahraich, U.S. Army Mapping Service
NG 44-4; Tansing, U.S. Army Mapping Service
NG 44-5; Lashkar, U.S. Army Mapping Service
NG 44-6; Kanpur, U.S. Army Mapping Service
NG 44-7; Faizabad, U.S. Army Mapping Service
NG 44-8; Gorakhpur, U.S. Army Mapping Service
NG 44-9; Jhansi, U.S. Army Mapping Service
NG 45-10; Bhagalpur, U.S. Army Mapping Service
NG 45-11; Katihar, U.S. Army Mapping Service
NG 45-12; Dinajpur, U.S. Army Mapping Service
NG 45-13; Gaya, U.S. Army Mapping Service
NG 45-14; Giridih, U.S. Army Mapping Service
NG 45-15; Berhampore, U.S. Army Mapping Service
NG 45-16; Rajshahi, U.S. Army Mapping Service
NG 45-1; Katmandu, U.S. Army Mapping Service
NG 45-2; Mount Everest, U.S. Army Mapping Service
NG 45-3; Kanchenjunga, U.S. Army Mapping Service
NG 45-4; Phari Dzong, U.S. Army Mapping Service
NG 45-5; Muzaffarpur, U.S. Army Mapping Service
NG 45-6; Darbhanga, U.S. Army Mapping Service
NG 45-7; Kishanganj, U.S. Army Mapping Service
NG 45-8; Jalpaiguri, U.S. Army Mapping Service
NG 45-9; Patna, U.S. Army Mapping Service
NG 46-10; Shillong, U.S. Army Mapping Service
NG 46-11; Kohima, U.S. Army Mapping Service
NG 46-13; Mymensingh, U.S. Army Mapping Service
NG 46-14; Sylhet, U.S. Army Mapping Service
NG 46-15; Imphal, U.S. Army Mapping Service
NG 46-1; Tongsa Dzong, U.S. Army Mapping Service
NG 46-2; Towang, U.S. Army Mapping Service
NG 46-3; North Lakhimpur, U.S. Army Mapping Service
NG 46-4; Dibrugarh, U.S. Army Mapping Service
NG 46-5; Barpeta, U.S. Army Mapping Service
NG 46-6; Gauhati, U.S. Army Mapping Service
NG 46-7; Jorhat, U.S. Army Mapping Service