Technology & Machines

Telephones: What to Record

Wall, desk and field telephones, payphones, switchboards, car and mobile phones.

The Data Sheet for Telephones

The 27 fields worth recording for telephones, grouped as in the ordicio app. Fields marked with a broader category come from it; the others are specific to telephones.

Identification

Brand Text Technology & machines
Brand or manufacturer under which the object was sold.
Model Text Technology & machines
Model or product name given by the manufacturer.
Reference number Text Technology & machines
Manufacturer's model, reference or article number.
Serial number Text Technology & machines
Individual serial number of this object, as marked on it.
Year Year Technology & machines
Year of making, issue or publication when known exactly.
Date / period Text Technology & machines
When the object was made, as precise as known, e.g. 1876, c. 1890, 1920s, 2nd century AD.
Country Text Technology & machines
Country of origin or issue, by its usual English name (historic states as named at the time, e.g. Kingdom of Bavaria).
Reference link Link Technology & machines
Web page about this object or its reference entry (catalogue, database, sale).
Telephone type Choice, or your own
Kind of telephone.
  • Wall telephone
  • Desk telephone
  • Candlestick telephone
  • Field / military telephone
  • Payphone
  • Cordless telephone
  • Car phone
  • Mobile phone
  • Smartphone
  • Switchboard
Dialling Choice, or your own
How a number is dialled.
  • Magneto (hand crank)
  • Rotary dial
  • Push-button
  • Touchscreen
  • None (operator connects)

Condition

Function and appearance, described separately.

Working order Choice Technology & machines
Whether the mechanism or device works.
  • Working
  • Working with faults
  • Not tested
  • Not working
  • Restored to working order
Condition Choice Technology & machines
Overall condition in plain terms; domains with an established grading scale use that scale instead.
  • Mint / as new
  • Excellent
  • Very good
  • Good
  • Fair
  • Poor
Condition notes Text Technology & machines
Faults, wear and damage in detail.
Restoration & repairs Text Technology & machines
Restorations, repairs, replaced parts and cleaning, with who did them and when if known.

Completeness

Completeness Text Technology & machines
Parts, accessories, inserts and instructions present or missing.
Original packaging Choice Technology & machines
Original box, case, manual, certificate or warranty card that came with the object.
  • Original box and documents
  • Original box only
  • Documents only
  • None

Acquisition

How and when the object came into the collection.

Acquisition date Date Technology & machines
Date the object came into the collection.
Acquisition method Choice, or your own Technology & machines
How the object came into the collection.
  • Purchase
  • Auction
  • Gift
  • Inheritance
  • Exchange / trade
  • Self-collected / found
  • Commission
Acquired from Text Technology & machines
Seller, auction house (with sale and lot number), donor or place where it was found.
Purchase price Amount Technology & machines
Price paid including fees and premiums.
Provenance Text Technology & machines
Earlier owners and the object's history, oldest first, with sources (labels, invoices, sale catalogues).

Value

Estimated and insured value.

Estimated value Amount Technology & machines
Current market value as estimated.
Valuation date Date Technology & machines
Date of the current value estimate.
Valuation basis Choice Technology & machines
What the estimated value is based on.
  • Own estimate
  • Recent sales / auction results
  • Dealer offer
  • Catalogue value
  • Professional appraisal
  • Insurance valuation
Insured value Amount Technology & machines
Sum the object is insured for.

Collection record

Your own inventory data.

Inventory number Text Technology & machines
Your own number or label for the object, e.g. C-0042, as written on its label or album page.
Storage location Text Technology & machines
Where the object is kept, e.g. room, cabinet, drawer, album and page, box.

More in Technology & Machines

Updated October 24, 2026