Appraisal

Engineering Squares Appraisal

Get AI-powered appraisal estimates for your Engineering Squares. Upload a photo for instant valuation.

How It Works
60 second results
Free to use
Leading AI
AI-generated estimates · not official valuations

Recent engineering squares appraisals

Set of Machinist Squares

Machinist Tools

Set of Machinist Squares

$50 - $150
Structural Analysis (Second Printing, April 1962)

Book

Structural Analysis (Second Printing, April 1962)

$10-20
Steam Power Stations by Gustaf A. Gaffert, 1946

Book

Steam Power Stations by Gustaf A. Gaffert, 1946

$25-50
Kinematics of Machines (Fourth Edition)

Book

Kinematics of Machines (Fourth Edition)

$20-40
Handbook of Rock Excavation Methods and Cost by Halbert Powers Gillette

Book

Handbook of Rock Excavation Methods and Cost by Halbert Powers Gillette

$30-50
Cable-Stayed Bridge at Night

Architectural Landmark / Civil Engineering Structure

Cable-Stayed Bridge at Night

$500,000,000 - $1,500,000,000
Plane Surveying: A Text-Book And Pocket Manual by John Clayton Tracy

Book

Plane Surveying: A Text-Book And Pocket Manual by John Clayton Tracy

$20-40
Dial Caliper

Measurement Tool

Dial Caliper

$40-75
European Town Square Watercolor Painting in Ornate Gold Frame

Fine Art Painting

European Town Square Watercolor Painting in Ornate Gold Frame

$700-1,200
Combination Square Protractor Head

Measuring Tool

Combination Square Protractor Head

$40-$60
Set of Machinist Squares

Machinist Tools

Set of Machinist Squares

$50 - $150
Structural Analysis (Second Printing, April 1962)

Book

Structural Analysis (Second Printing, April 1962)

$10-20
Steam Power Stations by Gustaf A. Gaffert, 1946

Book

Steam Power Stations by Gustaf A. Gaffert, 1946

$25-50
Kinematics of Machines (Fourth Edition)

Book

Kinematics of Machines (Fourth Edition)

$20-40
Handbook of Rock Excavation Methods and Cost by Halbert Powers Gillette

Book

Handbook of Rock Excavation Methods and Cost by Halbert Powers Gillette

$30-50
Cable-Stayed Bridge at Night

Architectural Landmark / Civil Engineering Structure

Cable-Stayed Bridge at Night

$500,000,000 - $1,500,000,000
Plane Surveying: A Text-Book And Pocket Manual by John Clayton Tracy

Book

Plane Surveying: A Text-Book And Pocket Manual by John Clayton Tracy

$20-40
Dial Caliper

Measurement Tool

Dial Caliper

$40-75
European Town Square Watercolor Painting in Ornate Gold Frame

Fine Art Painting

European Town Square Watercolor Painting in Ornate Gold Frame

$700-1,200
Combination Square Protractor Head

Measuring Tool

Combination Square Protractor Head

$40-$60
Structural Analysis Textbook by McCormac

Textbook

Structural Analysis Textbook by McCormac

$10-30
Ron Agam 'Rainbow Squares' Lenticular 3D Graphic

Fine Art - Contemporary Kinetic/Optical Art

Ron Agam 'Rainbow Squares' Lenticular 3D Graphic

$1,200 - $1,800
Combination Squares (Set of 2)

Measurement Tools

Combination Squares (Set of 2)

$30-50
Mechanical Drawing by French and Svensen (Seventh Edition)

Textbook

Mechanical Drawing by French and Svensen (Seventh Edition)

$10-30
A Treatise on Masonry Construction, Tenth Edition by Ira Osborn Baker (1909)

Book

A Treatise on Masonry Construction, Tenth Edition by Ira Osborn Baker (1909)

$50 - $100
The Design and Construction of Ships, Vol. II by John Harvard Biles

Book

The Design and Construction of Ships, Vol. II by John Harvard Biles

$150-250
Kidder Parker Architects' and Builders' Handbook, 18th Edition

Book

Kidder Parker Architects' and Builders' Handbook, 18th Edition

$30-50
Pittsburgh Digital Calipers

Measurement Tools

Pittsburgh Digital Calipers

$10-20
Invicta Lupin Square Chronograph Watch

Watches & Horology

Invicta Lupin Square Chronograph Watch

$125 - $175
Antique Square Grand Piano

Musical Instrument

Antique Square Grand Piano

$500 - $1,500
Structural Analysis Textbook by McCormac

Textbook

Structural Analysis Textbook by McCormac

$10-30
Ron Agam 'Rainbow Squares' Lenticular 3D Graphic

Fine Art - Contemporary Kinetic/Optical Art

Ron Agam 'Rainbow Squares' Lenticular 3D Graphic

$1,200 - $1,800
Combination Squares (Set of 2)

Measurement Tools

Combination Squares (Set of 2)

$30-50
Mechanical Drawing by French and Svensen (Seventh Edition)

Textbook

Mechanical Drawing by French and Svensen (Seventh Edition)

$10-30
A Treatise on Masonry Construction, Tenth Edition by Ira Osborn Baker (1909)

Book

A Treatise on Masonry Construction, Tenth Edition by Ira Osborn Baker (1909)

$50 - $100
The Design and Construction of Ships, Vol. II by John Harvard Biles

Book

The Design and Construction of Ships, Vol. II by John Harvard Biles

$150-250
Kidder Parker Architects' and Builders' Handbook, 18th Edition

Book

Kidder Parker Architects' and Builders' Handbook, 18th Edition

$30-50
Pittsburgh Digital Calipers

Measurement Tools

Pittsburgh Digital Calipers

$10-20
Invicta Lupin Square Chronograph Watch

Watches & Horology

Invicta Lupin Square Chronograph Watch

$125 - $175
Antique Square Grand Piano

Musical Instrument

Antique Square Grand Piano

$500 - $1,500
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Process

How our AI engineering squares appraisal works

  1. 01

    Upload your photo

    Take a clear photo of your engineering squares and upload it. One photo is all you need.

  2. 02

    AI analysis

    Our advanced AI technology analyzes your item.

  3. 03

    Receive estimate

    Get a detailed appraisal report with estimated value range, market insights, and item details.

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For the best results

  • Use good lighting to capture all details
  • Place item on a neutral background
  • Include any identifying marks or labels
  • Ensure the entire item is visible in frame

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