The Hammer Museum Haines, Alaska, online tour:
Macadamizing Hammers
Take an online tour of some of the unique hammers in our collection. Use the links below to 
 view our current online exhibits.
These hammers were used for breaking rocks into gravel. Macadamizing hammers were named after John L. McAdam (1756-1836), a Scottish engineer, who invented the process of mixing tar and gravel for use as a paving material.
Use the links below to view our current online exhibits.

Current Online Exhibits:

Online Exhibits will change periodically, so please visit us again.
Go to next page of online tour:
email the Hammer Museum.