Systematic observation sheet 132, 1967 

Systematic observation sheet 146, 1967 

Systematic observation sheet 145, 1967 

Systematic observation sheet 119, 1967 

Systematic observation sheet 130, 1967 

Systematic observation sheet 120, 1967 

Systematic observation sheet 147, 1967 

Systematic observation sheet 116, 1967 

Systematic observation sheet 108, 1967 

Systematic observation sheet 123, 1967 

Systematic observation sheet 107, 1967 

Systematic observation sheet 109, 1967 

Spectators observing the Chinese dragon in a parade at the Los Angeles Fiesta, 1901, detail 2 

Systematic observation sheet 104, 1967 

Systematic observation sheet 136, 1967 

Systematic observation sheet 134, 1967 

Systematic observation sheet 144, 1967 

Systematic observation sheet 133, 1967 

Systematic observation sheet 149, 1967 

Systematic observation sheet 129, 1967 

Systematic observation sheet 122, 1967 

Systematic observation sheet 106, 1967 

Systematic observation sheet 103, 1967 

Systematic observation sheet 115, 1967 

Modeling the mirror system in action observation and execution