Mcintosh Lanterns are Honest Lanterns " 
College Bench Lantern for lantern slides and microscope slides interchangeably — including 
arc lamp and fine adjusting support, separately mounted condensors, slide, stage, cooling 
tank, objective for lantern slides, projecting microscope and %" objective, slide carrier, case, 
and no V. 15 amp. rheostat, $100.00. 
Teaching Botany 
becomes a pleasure when you use a College Bench Lantern, and our new Laboratory-Lecture 
plan. 
Regular microscope slides are used in the laboratory under a stand microscope, and lantern 
slides are used in the lecture room. The lantern slides are identical with the microscope slides. 
Following is a list of slides now ready. Others are in preparation 
Vaucheria, fruiting 
Spirogyra, vegetating and 
conjugating 
Diatoms, several species 
Yeast, reproduction by bud- 
ding 
Mucor, bread mold 
Wheat rust, teleutospores 
\VTieat rust, aecidiospores 
Anthrax, a rod bacterium 
Moss Sporophytes 
Marchantia, archegonia 
Marchantia, antheridia 
Anthoceros, sporophyte 
Fern, sorus with sporangia 
Cross section of fern stem 
Fine stem, cross section 
Pine stem, longitudinal sec- 
, tion 
Equisetum, section of sporo- 
phyll 
Lily, anther with pollen 
Lily, ovary with embryo sacs 
Bass wood, cross and longitu- 
dinal section 
Corn, cross and longitudinal 
section 
Squash, a hollow stem 
Allium, root tip for mitosis 
Stomata, geranium leaf 
Pine leaf, cross section 
You can use actual specimens in the Laboratory and we'll make slides from your drawings 
forth^ lectures. 
While the College Bench is the ideal lantern because of its absolute alignment and accuracy — 
and the possibility of microscope as well as lantern slide projection, we have lantern slide 
projectors as low as $20.00, including rheostat. Others from $25.00 up — including opaque 
projectors. 
Our experience is at your service to assist you in getting just the right outfit. 
Catalog for the asking — address Science Dept. 
Mcintosh 
Atlas Block 
Company 
Chicago, 111. 
