| 1974 |
Sir Johnny-on-the-spot |
CENTRON CORP. |
12 |
16mm |
|
|
| 1974 |
Songbirds |
CENTRON CORP. |
13 |
16mm |
|
sound |
| 1974 |
The Struggle for Vicksburg |
CENTRON CORP. |
19 |
16mm |
|
|
| 1974 |
Who's Who In The Zoo |
CENTRON CORP. |
12 |
16mm |
|
|
| 1973 |
Deciding |
CENTRON CORP. |
14 |
16mm |
Color |
sound |
| 1973 |
Iraq: Stairway To The Gods |
CENTRON CORP. |
27 |
16mm |
|
sound |
| 1973 |
Wheat: From Field To Flour |
CENTRON CORP. |
11 |
16mm |
Color |
sound |
| 1972 |
Jobs In The City: Manufacturing |
CENTRON CORP. |
11 |
16mm |
Color |
sound |
| 1972 |
Jobs In The City: Mass Media |
CENTRON CORP. |
11 |
16mm |
Color |
sound |
| 1972 |
Jobs In The City: Women At Work |
CENTRON CORP. |
11 |
16mm |
Color |
sound |
| 1972 |
Poetry for fun: Poems about animals |
CENTRON CORP. |
13 |
16mm |
|
|
| 1972 |
Populations |
CENTRON CORP. |
16 |
16mm |
Color |
sound |
| 1972 |
Technique Of Polycentric-Type Knee Arthroplasty |
Centron Corp |
32 min |
|
Color |
sound |
| 1972 |
The Heritage |
CENTRON CORP. |
11 |
16mm |
|
|
| 1971 |
Reaching Your Reader |
CENTRON CORP. |
17 |
16mm |
Color |
sound |
| 1971 |
The Age Of Exploration And Expansion |
CENTRON CORP |
17 |
16mm |
Color |
sound |
| 1971 |
The Italian Renaissance: Its mind and its soul |
CENTRON CORP. |
14 |
16mm |
|
|
| 1970 |
Cave Ecology |
Centron Corp |
|
16mm |
|
sound |
| 1970 |
Grassland Ecology: Habitat And Change |
CENTRON CORP. |
13 |
16mm |
|
|
| 1970 |
Handling dangerous chemicals: Acids |
CENTRON CORP. |
9 |
16mm |
|
|
| 1970 |
Home Safety: It's Up To You |
CENTRON CORP. |
12 |
16mm |
Color |
sound |
| 1970 |
Simple Techniques In Shaping Glass |
CENTRON CORP. |
9 |
16mm |
|
|
| 1969 |
Bananas, gold from the tropics |
CENTRON CORP. |
9 |
16mm |
|
|
| 1969 |
BANANAS: GOLD FROM THE TROPICS. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
COFFEE PRODUCTION IN LATIN AMERICA. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
Communication by voice and action, 2nd ed |
CENTRON CORP. |
14 |
16mm |
|
|
| 1969 |
Communication by voice and action. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
HOW TO CONDUCT A MEETING. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
LEO BEUERMAN. |
Centron Corp. Inc. |
13 |
16mm |
Color |
sound |
| 1969 |
MICROPHONE SPEAKING. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
NORWEGIAN FISHERMAN-FARMER. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
SUGAR AND THE CANE. |
Centron Corp. Inc. |
|
16mm |
|
sound |
| 1969 |
Techniques: Titration Of An Acid With A Base |
CENTRON CORP. |
8 |
16mm |
|
sound |
| 1969 |
Techniques: Use Of Volumetric Glassware |
CENTRON CORP. |
8 |
16mm |
|
sound |
| 1969 |
The Crusades, 1095-1291 |
CENTRON CORP. |
16 |
16mm |
|
|
| 1969 |
THE CRUSADES. |
Centron Corp. Inc. |
13 reels |
16mm |
|
sound |
| 1969 |
While You're Waiting |
CENTRON CORP. |
30 |
16mm |
|
|
| 1969 |
Wichita Now |
63101 Centron Corp |
|
16mm |
|
sound |
| 1968 |
How things dissolve |
CENTRON CORP. |
16 |
16mm |
|
|
| 1968 |
Thursday's Child (Diff. From 12822) |
CENTRON CORP. |
18 |
16mm |
|
|
| 1967 |
Italian farm family |
CENTRON CORP. |
11 |
16mm |
|
|
| 1967 |
Take A Letter...From A To Z |
CENTRON CORP. |
15 |
16mm |
|
|
| 1967 |
The Who And Why Of Reading |
CENTRON CORP. |
13 |
16mm |
|
|
| 1967 |
Three To Make Ready |
CENTRON CORP. |
25 |
16mm |
|
|
| 1967 |
What Is Effective Reading? |
CENTRON CORP. |
12 |
16mm |
|
|
| 1966 |
Italy: Progress Amidst The Past |
Centron Corp, McGraw-Hill |
|
|
|
|
| 1965 |
Jamaica, Haiti And The Lesser Antilles |
CENTRON CORP. |
20 |
16mm |
|
|
| 1965 |
Mexico, part 1 - Northern and southern regions |
CENTRON CORP. |
17 |
16mm |
|
|
| 1965 |
Mexico, part 2 - Central and gulf coast regions |
CENTRON CORP. |
18 |
16mm |
|
|
| 1965 |
Middle America: The Land And The People |
CENTRON CORP. |
22 |
16mm |
|
|