Nautical architecture: study 1

Nautical architecture: study 1. Photo of the Hercules, a tugboat berthed at the Hyde Street Pier, San Francisco Maritime National Historical Park, San Francisco, California.

Nautical architecture: study 1. Photo of the Hercules, a tugboat berthed at the Hyde Street Pier, San Francisco Maritime National Historical Park, San Francisco, California.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Op art agave

Op art agave. Photo of thin spikes of an agave in the Strybing Arboretum, Golden Gate Park, San Francisco, California.

Op art agave. Photo of thin spikes of an agave in the Strybing Arboretum, Golden Gate Park, San Francisco, California.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Geologic medallion

Geologic medallion. Photo of ribbon chert exposed by road cut, Marin Headlands, Golden Gate National Recreation Area, California.

Geologic medallion. Photo of ribbon chert exposed by road cut, Marin Headlands, Golden Gate National Recreation Area, California.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Temple of Botany altar piece: two models

Temple of Botany altar piece: model 1. Photo close-up of heliconia bract, Paraiso de Heliconias, San Vito, Costa Rica.

Temple of Botany altar piece: model 1. Photo close-up of heliconia bract, Paraiso de Heliconias, San Vito, Costa Rica.

Temple of Botany altar piece: model 2. Photo close-up of heliconia bract, Paraiso de Heliconias, San Vito, Costa Rica.

Temple of Botany altar piece: model 2. Photo close-up of heliconia bract, Paraiso de Heliconias, San Vito, Costa Rica.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Upstairs/downstairs

Upstairs/downstairs. Photo of stairs on exterior of small oval building housing restrooms in Aquatic Park complex, San Francisco Maritime National Historical Park, California.

Upstairs/downstairs. Photo of stairs on exterior of small oval building housing restrooms in Aquatic Park complex, San Francisco Maritime National Historical Park, California. Stairs led to a flat roof originally used as a lifeguard station for the park.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Leaf geometries: 2 versions

Leaf geometries: version 1. Photo close-up of bromeliad leaves, Paraiso de Heliconias, San Vito, Costa Rica.

Leaf geometries: version 1. Photo close-up of bromeliad leaves, Paraiso de Heliconias, San Vito, Costa Rica.

Leaf geometries: version 2. Photo close-up of bromeliad leaves, Paraiso de Heliconias, San Vito, Costa Rica.

Leaf geometries: version 2. Photo close-up of bromeliad leaves, Paraiso de Heliconias, San Vito, Costa Rica.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Phantom of the ballet

Phantom of the ballet. Photo of lily flowers, Finca Cantaros, San Vito, Costa Rica.

Phantom of the ballet. Photo of lily flowers, Finca Cantaros, San Vito, Costa Rica.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Florist’s dream?

Florist's dream? Photo of anthurium flower with spadix and leaf, Paraiso de Heliconias, San Vito, Costa Rica.

Florist’s dream? Photo of anthurium flower with spadix and leaf, Paraiso de Heliconias, San Vito, Costa Rica.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Leaf memorial

Leaf memorial. Photo close-up of dead palm frond, Paraiso de Heliconias, San Vito, Costa Rica.

Leaf memorial. Photo close-up of dead palm frond, Paraiso de Heliconias, San Vito, Costa Rica.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.

Reflective distortion

Reflective distortion. Photo of the reflection of a construction crane in the side of a glass-clad building, San Francisco, California.

Reflective distortion. Photo of the reflection of a construction crane in the side of a glass-clad building, San Francisco, California.

© Harry Hull III and Mandalagraphs.com, 2013. Unauthorized use and/or duplication of photographs and other material on this blog/website without express and written permission from this blog’s author and owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to Harry Hull III and Mandalagraphs.com with appropriate and specific direction to the original content.