भारत सरकार
Government of INDIA
भारत के प्रेस महापंजीयक
Press Registrar General of India
Registration Number: UPHIN/26/A0436
Title: Blue Stone
Language: Hindi
Periodicity: Monthly
Owner: Rakesh Srivastava
Place of Business (State - District): Uttar Pradesh - Lucknow
Publisher:
Rakesh Srivastava
Editor:
Rakesh Srivastava
Place of Publication (State): Uttar Pradesh
Place of Publication (District): Lucknow
Registration Date: 16/01/2026
Revised Registration Date: NA
Printing Press: OM PRINTERS
Place of Printing (City): Lucknow