* Online music stores. You can also purchase rare old Hindi songs from online music stores, such as iTunes, Amazon Music, and Google Play Music. Again, you can usually find rare songs by searching for the artist or song title, or by browsing through the genre or decade categories.
* Physical media stores. Some physical media stores, such as record stores and thrift stores, may still carry old Hindi songs on vinyl, CD, or cassette. You can also find rare old Hindi songs at flea markets and garage sales.
* Libraries. Many libraries have collections of old Hindi songs on CD or DVD. You can usually find these collections in the library's music section.
* Personal collections. Some people may have personal collections of old Hindi songs on vinyl, CD, or cassette. You may be able to find rare old Hindi songs by asking friends, family, or neighbors if they have any old Hindi music that they are willing to sell or trade.