Here are some of them.
Aas - Dekho Jee Dekho Ek Baar Is Taraf Dekho - 1953 - Lata & Mukesh
Afsana - Qismat Bigdi - 1951 - Mukesh
Anokha Pyar - Ab Yaad Na Kar - 1948 - Lata & Mukesh
Ada - Bhool Gaye Kyuon - 1948 - Shamshad & Mukesh
Anokhi Ada - Bhoolne Waale Yaad Na Aa - 1948 - Mukesh
Anokhi Ada - Kabhi Dil Dil Se - 1948 - Mukesh
Anokhi Ada - Manzil Ki Dhun Mein - 1948 - Mukesh
Anokhi Ada - Yeh Pyar Ki Baaten - 1948 - Mukesh
Badal - Ae Dil Na Mujhse Chhupa - 1951 - Lata & Mukesh

Some more:
Banware Nain - Khayalon Mein Kisike - 1950 - Mukesh & Geeta Roy
Chandni Chowk - Hamen Ae Dil Kahin Le Chal - 1954 - Mukesh
Ek Phool Chaar Kaante - Matwaali Naar Thumak Thumak - 1960 - Mukesh
Ek Phool Chaar Kaante - Sambhal Ke Karna - 1960 - Mukesh
Hum Hindustani - Neeli Neeli Ghata - 1960 - Mukesh & Asha
Hum Hindustani - Raat Nikhri Hui - 1960 - Mukesh

Found few more:
Main Aur Mera Bhai - Main Abhi Gair Hoon - 1961 - Mukesh & Asha
Malhar - Ek Baar Agar Tu Kah De - Not Known - Mukesh & Lata
Miss Coca Cola - Jhuka Jhuka Ke Nigaahen - 1955 - Lata & Mukesh
Neel Kamal - Pathar Se Tum Doodh Bahao - 1947 - Mukesh & Zohra
Neel Kamal - Pyar Se Humko - 1947 - Mukesh & Zohra Bai
Pyar Ki Baten - Mast Chandani Jhoom Rahi Hai - 1951 - Geeta Roy & Mukesh
Sheesham - Ek Jhoothi Se Tasalli - 1952 - Mukesh
Sunehre Din - Maini Dekhi Jag Ki reet - 1949 - Mukesh & Shamshad
Suraj Aur Chanda - Honi To Hoke Rahe - Not Known - Lata & Mukesh

when would u u/l the songs? some of them are really rare.

Ok, here you go:

More ...

I will do the rest tomorrow.

shukriya Vermaji, waiting for the rest

Here are more that I listed:

My uploads are not going fine, some problem. Will try to upload rest later.

great effort..thnx Verma ji!

Dear Verma ji

Thank you for your efforts to share files from your collection.

Some songs which I do not possess will be available to me due to your efforts. thanks once again

more..

Continues...

Many thanks for the Hum Hindustani songs. I was desperate to possess them from a long time. Thanks once again

Very impressive uploads.... not all but few are really rare ones Gr8 job

Ek Phool Chaar Kaante - Sambhal Ke Karna - 1960 - Mukesh
Miss Coca Cola - Jhuka Jhuka Ke Nigaahen - 1955 - Lata & Mukesh
Neel Kamal - Pathar Se Tum Doodh Bahao - 1947 - Mukesh & Zohra
Neel Kamal - Pyar Se Humko - 1947 - Mukesh & Zohra Bai
Pyar Ki Baten - Mast Chandani Jhoom Rahi Hai - 1951 - Geeta Roy & Mukesh
Sheesham - Ek Jhoothi Se Tasalli - 1952 - Mukesh

All are welcome. Glad to share. Continuing the list...

more...

The singer in "Jhuka jhukaake nigaaheN" from "Miss Coca Cola"
is Asha, not Lata.

ak_verma ji names the file very well - specifying the name of the film - year - track - singers name.. Thank you AKV ji!

God bless

N

Ek Baar Agar Tu Keh De - MALHAR 1951 - Lata Mukesh