Mobile Craning Today Operating Engineers Training Institute of Ontario (secondary resource).IPT’s Crane and Rigging Handbook (secondary resource).Crane Safety Manual AEM (secondary resource).Bob’s Rigging & Crane Handbook (secondary resource).Rigging Manual Construction Safety Association of Ontario(secondary resource).Mobil Crane Manual Construction Safety Association of Ontario(secondary resource).OSHA 29CFR 1910.180 sub part N (secondary resource).ANSI/ASME B30.23 Personnel Lifting Systems (secondary resource).OSHA 29CFR 1926.550 sub part N (primary resource).ANSI/ASME B30.5 Mobile and Locomotive Cranes (primary resource).Manufacturer’s Load Charts (Altec’s Selected focus other machines available).