Delhi City Lok Sabha constituency was a Lok Sabha (parliamentary) constituency in Delhi from 1951-56. This constituency comprised the entire Kashmere Gate, Kotwali and Hauz Qazi police stations and part of Faiz Bazar police station (excluding the area covered by the erstwhile New Delhi Municipality) of Delhi, which was a Part C state from 1950-56.
References
Delhi City (Lok Sabha constituency) Wikipedia(Text) CC BY-SA