Welcome to the Inspection Museum!

Below are images of just a few of the many artifacts and documents at InterNACHI's Inspection Museum.  Scroll down for a sneak peek.

This Eveready® flashlight was patented between 1894 and 1899, making it one of the very first battery-powered portable flashlights.

Russell Buchanan's first home inspection report -- precursor to HomeGauge's reporting software.

First modern clothes washing machine from 1920. Learn how to inspect appliances.

Assortment of vintage flashlights and drivers. Get a new flashlight at Inspector Outlet.

Inspector's Quarterly 2008 article correctly predicting that InterNACHI would build the House of Horrors® inspection training facility.

Photo of a home inspection being performed in the 1940s.

This is one of the very first building inspection books published in 1914 by the City of Pittsburgh. Become a commercial property inspector.

NAHI cap. NAHI was taken over by InterNACHI in 2018.

Boiler inspection report from 1903. Learn how to inspect boilers.

Assortment of vintage flashlights. Get a new flashlight at Inspector Outlet.

First American kitchen made in 1926.

First inspection class, held in Baltimore in 1958. Nowadays, inspectors have access to accredited college courses in home inspection.

First home inspection training manual. Published by the International Conference of Building Officials (ICBO) in 1956. ICBO merged into the ICC in 2003. In 2015, InterNACHI became the largest provider of ICC-approved courses.

InterNACHI's founder Nick Gromicko authors radon analysis algorithm in the 1980s. It is still in use today. Take InterNACHI's accredited radon measurement course.

Matchbox® toy home inspection vehicle from 1980s.

"DON'T SPIT ON SIDEWALK" brick, part of health campaign that aimed to curb the spread of the tuberculosis epidemic.

One of the first flashlight battery display cases.

Antique fire extinguisher. Take InterNACHI's Inspecting Portable Fire Extinguishers course.

Chambers® stove from the 1940s is in the kitchen of the House of Horrors I training facility.  It is the first stove to have child-safety features including thumb latches that you had to hold to operate the gas valves and that could be simply removed to prevent operation altogether.  Chambers® stove document pack sold here.

 Vintage binoculars.

Brass plaque from the 1800s.

Advertisement for first washing machine on display at the Inspection Museum. Visit InterNACHI's Member Marketing Department for help with marketing.

"How to Judge a House" inspection book, published in 1931. Visit Inspector Outlet for modern inspection books.

First radon ePerm® electret recharger. Invented by InterNACHI's founder Nick Gromicko. Take InterNACHI's accredited radon measurement course.

Steamboat inspection book published in 1915.

Published in 1953 by the National Fire Protection Association (NFPA), this book covers the National Fire Code and the National Electric Code (NEC) in effect then.

"Electricity Simplified" book published in 1911. InterNACHI's "How to Perform Electrical Inspections" book.

War Service Library sticker inside "Electricity Simplified" book made available to WWI soldiers.  

Inspector badge.

Original magazine ad for insurance with details on home inspections and safety. Join IAC2.

Plumbing Code book published in 1925 by the Baltimore County Metropolitan District. Residential Plumbing Overview for Inspectors course.

One of the first thermal imaging cameras used for a home inspection. It cost $40,000 in 1972 (about a quarter million dollars in today's money). Nick Gromicko wins 7-year legal battle that results in home inspectors being able to use infrared cameras.

Inspector badge.

One of the first battery-powered lanterns.

"House of Horrors," original oil painting by Ben Gromicko, displayed at the Inspection Museum in Boulder, Colorado.

One of the first smoke detectors.

One of the first gas detectors. Visit Inspector Outlet for a new gas detector.

"Audels Carpenters and Builders Guide #3" by Frank D. Graham and Thomas J. Emery, originally published in 1923.  This edition was published in 1946.

This is a rear-projection slide projector, which made looking at slides like watching TV.

Kodak's instant camera, the COLORBURST 50, resulted in a 15 years-long lawsuit with Polaroid that resulted in Eastman Kodak paying them $925 million.

An early version of the now ubiquitous rotating vane anemometer with digital display.

Related Articles:

• History of Infrared Thermography
• History of Fiberglass Insulation
• Edison's Early Accident
• How to Determine the Age of a Building
• Inspecting Defects in Older Buildings
• The History of Concrete