To wrap up our series about how technology has changed jobs, we hear from three “Marketplace” regulars.

Margot Krimmel had a lot of requests for “Memory” in the 1980s, but she didn’t know the song and couldn’t find the sheet music.

The Schulze family fixed appliances and home furnishings in Richmond, Texas for 82 years.

Projectionists wrangle miles of film for some movie screenings.

“My first mobile phone was a huge suitcase I would put in the seat next to me,” recalls Kristina Azab. Later, she cherished her BlackBerry.

Lilith from Ventura, California, recalls what it was like working as an information operator in a time before the internet.

Before barcodes and electronic management systems, there were inventory clerks with pens and clipboards.

L.A. Berry, a longtime equestrian sports journalist, remembers the attire, hassles and camaraderie of the pre-digital age.

Meghan Irby mapped her routes the old-fashioned way before navigation software was a thing. Her boss “used chickens as a landmark.”

DJ Asha recalls that at the beginning of her career, she lugged vinyl records across London.