I can provide you with a list of items that were commonly found in grandparents' houses in the past but have become less prevalent in modern homes:
Rotary Phones: Old-fashioned dial phones that required users to manually rotate a dial to dial a number.
Vinyl Records and Turntables: Vinyl records were popular for listening to music, and turntables were used to play them.
Typewriters: Mechanical devices used for typing letters and documents before the advent of computers.
Tube Televisions: Older televisions that used vacuum tubes for display.
Dial-up Modems: Slow internet connections that required the use of a dial-up modem to connect to the internet.
VCRs and VHS Tapes: Video cassette recorders and the VHS tapes used for recording and playing videos.
Wall-Mounted Landline Phones: Landline phones that were fixed to the wall with a cord.
Cassette Players and Tapes: Portable cassette players and cassette tapes used for music playback.
Manual Ice Cream Makers: Hand-cranked machines used to make homemade ice cream.
Winding Wall Clocks: Clocks that needed manual winding to keep time.
Radios with Antennas: Radios with external antennas for better reception.
Film Cameras: Analog cameras that used film rolls for capturing photographs.
China Cabinets: Furniture pieces used to display and store fine china and glassware.
Ashtrays: Commonly found in the past when smoking was more prevalent indoors.
Manual Egg Beaters: Hand-cranked devices used for beating eggs and other ingredients.
Mantel Clocks: Clocks placed on mantelpieces in living rooms.
Manual Can Openers: Non-electric can openers operated by hand.
Manual Clothes Wringer: Used for squeezing water out of freshly washed clothes.
Oil Lamps: Used before electric lighting became widespread.
Film Projectors: Devices used to project movies on a screen.
Please note that while these items might not be as common in modern homes, some people still collect and cherish them for their sentimental value or as vintage collectibles.