The 1956 edition goes into a lot of detail on arms that the volunteer can expect to encounter and how to use them.
The volunteers were painting brown rot on some leaves and using a hair dryer to make them curl.
In some sessions, the volunteers used only their legs.
One volunteer, the 'escort driver', uses his or her own car to drive the other two volunteers to the client's location.
At the church, volunteers use the kitchen to provide three meals a day to the more than 40 investigators who have established a command center there.
Officials have said they will provide documents that volunteers can use to prove they participated in the trial.
She said volunteers were using opened books or stuffed animals to fill the gaps in the shelves.
Adding to the challenge to the second part is that volunteers will use water cannons to impede the progress of each team.
Teachers and volunteers can use the video to complement classroom instruction.
Six months ago, it began having volunteers use them to walk shelter dogs.