Images & Handbooks
Nature
Animal Kingdom - See photos
at biology section
Flora (plants and flowers) - See photos at
biology section
Planets & Stars & Constellations - See
other photos at astronomy section
Sicily: Cities & Landscapes &
Folklore
A Trip to Catania
Etna
Pedara
Various
Minerals
Photos with Microscope
Instruments
Photography
Reproduction Ratio Calculation
How to Test Focus
Computer Science
[ZIP]
Protection with Software Key (106 KB)
An easy guide explaining how to protect software using a sw key
related to the volume serial number. PDF format compressed into a zip
file.
[ZIP]
3D Representation on Plain Surface
(82,5 KB)
An easy guide explaining how to draw functions of two variables. PDF
format + Visual Basic 6.0 project compressed into a zip file.
[ZIP]
Cryptography of Data (91,3 KB)
A guide explaining how to make an easy but efficacious
cryptography software; example in Visual Basic. PDF format
compressed into a zip file.
[ZIP]
Translation to Machine Language (85,8
KB)
A complete guide for translation from 8086 - 8087 assembly language
to machine language. PDF format compressed into a zip file.
[ZIP] Notes on C/AL (88,1 KB)
A quick reference about specific functions of C/Side Application
Language used by Navision. PDF format compressed into a zip file.
[ZIP]
Notes on C/FRONT (74,3 KB)
A quick reference about main functions of Navision C/FRONT. PDF
format compressed into a zip file.
[ZIP]
Let's make a simple screen saver in
Visual Basic (148 KB)
A simple guide explaining how to make a simple screen saver in Visual
Basic. PDF format + Visual Basic 6.0 project compressed
into a zip file.
[ZIP] EAN, European Article Numbering,
and CODE-39 (34 KB)
Utility and Visual Basic 6.0 projects to draw bar codes EAN, European
Article Numbering, and CODE-39.
Electronics
[PDF]
Notes on
Pratical Electronics (268 KB)
A synthetic guide: colour and alphanumeric codes for resistors,
capacitors and inductors; commercial values; basic electronics
formulas; basic symbols. PDF format compressed into a zip file.
Index Cards
Italian Arthropod dangerousness; some of the biggest species; common
invertebrates in house; protected species, and more...
Illustrated Glossary of Entomology
Illustrated Glossary for Arachnids
Illustrated Guide to the Main Phyla of the
Italian Terrestrial Invertebrates
Identification of Insects
A handbook on identification of insect order; there are many photos
of insects. Available on line.
Identification of Arthropods
A handbook on identification of arthropod class. Available on line.
Identification of Mollusks
A handbook on identification of mollusk class. Available on line.
Identification of Amphibians and Reptiles
A guide on identification of Amphibian and Reptile orders. Available
on line.
Identification of Vertebrates and Mammals
A guide on identification of vertebrate class and mammal order.
Birds
Photo album of the most common birds.
[PDF]
Identification of Insects (Rev. 2.4 - 26 July 2019) - guide in pdf
format (2,12 MB)
Identification of Insects - A pdf guide on the identification of
insects with keys to the order and family level.
Flora
(plants and flowers)
Photos about plants and flowers.
Illustrated Glossary of Botany
A small illustrated glossary of botany.
