Who is the author of Parlok Vigyan?

The author of the book 'Parlok Vigyan'is John Doe. and this book published in 1940

What is the Publish date of Parlok Vigyan?

'Parlok Vigyan' was published in 1940.

The name of the publisher is 270.

Yes Offcourse this book have pdf version , not only its have many versionParlok Vigyan.

You Can find this book Parlok Vigyan, at book.pdfforest and it's totally free, no need to pay.