Page 22, figure 16 (page 13 of C 3). Add figure

Figure 11. Make the following changes: Delete

Control

Function

the caption and substitute: Connection diagram for 105to

Control lever (fig. 16.2).

In forward position raises

120-volt ac or dc of PH-129, PH-129B, EN-16(1), or EN-

lamp house assembly. In rear

91B.

position lowers lamp house

Change "NOTE" to read NOTES

assembly.

Designate the existing note, "1."

Control lever stop

Holds control lever in forward

Add the following:

...........

(raised) position.

2. NO LAMPHOLDER POWER

CORD

Lock knob.................

Secures control lever in rear

SWITCH IS USED ON THE EN-91B.

(operating) position.

Page 19, paragraph 15. After subparagraph c

Crank

Controls distance of carriage

(page 12 of C 3), add:

.............................

assembly from easel, thereby

Photographic Projection Printer EN-91B.

controlling the size of the

enlargement.

Focusing knob

Increases or decreases

.................

distance of projection lens to

negative for focusing.

Carriage lock knob ....... Secures carriage assembly in

position on column assembly.

Diaphragm ring ............ Sets lens opening between

f/4.5 and f/32.

Page 22, figure 16 (page 13 of C 3). Add figure

16.2 after 16.1.