How do you determine year of Lehman baby guard high chair?

To determine the year of a Lehman Baby Guard high chair, check for any identifying labels or stickers on the chair, as manufacturers often include a date of production. Additionally, examine the design and materials used, as certain features may be indicative of specific production periods. Consulting online resources or collector forums dedicated to vintage high chairs can also provide helpful insights. Lastly, contacting the manufacturer or researching their production history may yield specific information about the model year.